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4G

4G Informations List

Some jammers allow you selectively suppress most information transmission channels

Do not intentionally or maliciously interfere with radio communications, as this may have undesirably harmful consequences.

2023/03/06

Prevent rude people from answering the phone in the library

Many people react differently to new technology.

2023/03/03

Some models of phone blockers can block wireless cameras

Where can I buy a wireless jammer from? I hear this question a lot.

2023/03/01

Russia installs GSM jammers to prevent cheating in exams

When a false signal is sent from the mobile network.

2022/11/04

Many schools are worried about how to buy a gps mobile phone signal blocker for the exam

Buying troubles for exam is something that many customers have.

2022/10/14

In the field of Jammer technology, most people have no doubt about the answer

Do you love shopping online and point out that it is very convenient and easy to get what you need from an online store?

2022/10/14

People may think that the signal warning is too exaggerated to be taken seriously

Examination room signal jammer gps are used in different occasions, and the shielding range will be different, which is not only related to the frequency band that can be shielded by the jammer itself, but also has a great relationship with the surrounding environment.

2022/10/14

Simply using the "jammer blocking" method does not produce a fundamental effect

The antenna is completely invisible from the outside of, so that the antenna is not exposed, and the antenna is built-in, which is also a kind of protection for the antenna, which can avoid accidentally bumping the antenna during the transfer process, and it is easy to knock the antenna off.

2022/10/13

Jammer prevents leakage through communication tools such as mobile phone signals

At present, online shopping is a common way of purchasing, and many merchants selling are trying to put their fake products on their websites.

2022/10/10

Mortgage car company cuts signal to put vehicles in quarantine

A mortgage car company temporarily gained control of the car after releasing the funds to the original owner.

2022/09/26

Jammer blocks GPS and cell phone signals and turn it on when other passengers are talking loudly

It seems that someone is talking loudly on their phone and showing little manners to those around them has been a common problem on buses.

2022/09/20

Turn off the signal jammer power and all targets in the area will resume work

With the development of wireless communication technology, a series of serious privacy leakage problems have emerged, especially in the use of mobile phones.

2022/09/20

Most strong signal jammers are fixed or tabletop designs

Most of the strong signal jammers for jamming 2G 3G 4G cell phones, GPS, and WiFi are fixed or tabletop designs which are actually inconvenient, if we need to take it somewhere.

2022/09/20

High Court hears signal blocking request against prison authorities

The Delhi High Court is hearing a plea against the prison authorities, who are accused of engaging in various illegal activities, such as extorting money, supplying drugs, mobile phones, and other prohibited items.

2022/09/19

In what you want anywhere use wireless jammer

People spend too much time on the phone and don't have enough opportunities to communicate with friends or parents.

2022/09/14

The best solution to get rid of GPS tracking

Today, GPS tracking devices have helped people locate a lot.

2022/09/13

Buying a cell phone jammer is very easy

I believe you have done a thorough study before buying digital products.

2022/09/06

The country where the jammer is most frequently used

Communication function suppression device.The development background and application of mobile phone suppression device

2022/09/06

Hyundai car thieves dare to create 'out of service'

Modern car thieves use GPS jammers. It overwhelms the signal to report your location to the stolen vehicle tracking service.Various other acts of cheating have also been reported.

2022/09/05

Block GPS tracking on your phone

GPS tracking is great for tracking your loved ones, but what happens when your loved ones aren't being tracked?

2022/09/01

A handheld GPS signal jammer is a multifunctional jamming device

GPS tracking devices are widely used in children's smartwatches, vehicles, and other fields.

2022/08/23

Jammers put you in control of your new life

Almost everyone uses GPS, including cell phones, car navigation devices, and nearly every conceivable commercial vehicle.

2022/08/19

Advantages and disadvantages of metal shell signal shielding instrument

Metal shell signal jammer means that the main body of the signal jammer is a metal material, usually an aluminum profile, and the metal material is both the shell and the radiator.

2022/08/02

How to choose jammer device for private and confidential project

In some U.S. military units, secret related units or secret-related meetings, in order to prevent secrets from being leaked through communication tools such as mobile phones, signal jamming equipment is usually used to safeguard secret-related projects. How to choose a signal jammer gps for secret-related projects?

2022/08/01

Employee playing with mobile phone in toilet in office building

Cell phones distract many of us — and affect workplace productivity.

2022/07/30

Ideas for making an anti-jamming GPS tracker

Clearly, the jammer is a thing to interfere with the function of GPS tracker and eventually terminate the GPS tracker.

2022/07/22

How Do Jammers Work on Wi-Fi?

Wi-Fi jammers can help employers or teachers stop the use of devices on the internet if it becomes distracting.

2022/07/15

How to choose cell phone jammer

Cell phone jammers gps are produced to reasonably avoid and interfere with mobile phone related signals, such as GPS, WIFI, 2G, 3G, 4G, or the future 5G.

2022/07/12

You Only Need To Block GPS Signal To Jam a Tracker

Tons of people firmly believe that gps trackers only make use of gps signals to allow tracking when, in reality, most NavSat systems and gps tracking devices also come equipped with Sim cards to allow cell phone triangulation or send back the gathered information to a monitoring station.

2022/07/08

Interference Principle Of Mobile Phone Signal Jammer

Laptops are used by more and more people for office and even entertainment purposes due to their convenient portability and other advantages.

2022/07/04

Experience Of Using Wifi Jammer Equipment

Inspired by the cell phone jammer guys thread.I bought the wifi jammer but created the wifi jammer from a 2.4ghz cordless phone.

2022/07/02

Bug And Tracking Device Detector Improves Attendee Attention

Generally, in some special enterprises, in order to prevent the leakage or transmission of information

2022/06/24

Cricket Cell Phone Block Number Controls The Blocking Range

The environments used by cell phone jammers are different, and the adaptability of phone jammers in different climatic environments is a serious challenge.

2022/06/23

Raspberry Pi Cell Phone Blocker Block Do Not Track

The main purpose of a cell phone blocker is to block cell phone signals in a specific area.

2022/06/21

License Plate Radar Jammer Prevents Meeting Content From Leaking

In order not to be interrupted by the sudden ringing of the mobile phone during the meeting, or for the participants to concentrate on listening to the meeting content

2022/06/21

Block Text On Verizon Cell Phone Improves Students' Study Concentration

During the National Day, Block Text On Verizon Cell Phone were installed on the walls of the dormitory buildings of Doumen No. 1 Middle School.

2022/06/19

Block Incoming Cell Phone Calls Verizon For Main Exams

Smartphones, as a new type of technological electronic device, are very popular in today's society.

2022/06/17

Cell Phone Camera Block Out Blocks Wireless Communication

There are many electronic devices in use in daily life, and we certainly do not block them all.

2022/06/17

Cell Phone Number Blocker For Android Reduces External Interference

The most unique function of the mobile phone signal shielding system can realize the adjustment of the transmission power of each frequency band module of each mobile phone signal shield.

2022/06/16

Cell Phone Spam Block List Eliminates Security Hazards

Does mobile communication technology Cell Phone Spam Block List have application needs?

2022/06/16

Company Block Voice Recorder On Cell Phone Guarantees Discipline

There are many key places to prohibit the use of mobile phones, such as trade secret enterprises, key conference halls, government departments, and key enterprises and other industries where key information must be strictly maintained.

2022/06/15

Att Cell Phone Spam Call Blocking Prevents Student Cheating

Some schools will choose to install Att Cell Phone Spam Call Blocking in the classroom, so that the students can't play mobile phones secretly during the class.

2022/06/15

Verizon Block Restricted Calls On Cell Phone Interferes With Limited Signal

In our daily work and life, as long as you pay attention, cell phone signal jammers are still relatively common, and they are basically easy to see when participating in various types of exams, and in conference rooms of enterprises and institutions.

2022/06/13

Locate Cell Phone Scrambler Blocks Data Signals

Gas stations must use Locate Cell Phone Scrambler Today's mobile phone data signals are almost ubiquitous, and all electrical equipment is surrounded by them.

2022/06/13

Block Private Calls On Cell Phone Improves Prison Preparedness

People often ask on the Internet whether prison inmates can use mobile phones?

2022/06/11

Does Aluminum Foil Block Cell Phone Signals Cover The Classroom

Nowadays, the invention of Does Aluminum Foil Block Cell Phone Signals has already cleared up many safety hazards of random discipline for the examination room, so that students can take the examination under a fair and just condition.

2022/06/11

Call Blocking For Att Cell Phone Cuts Off Various Mobile Phone Frequency Bands

If you are constantly worried that someone will secretly take pictures of you or your family, or you just need to make sure you are not disturbed by some unknown mobile phone tracking device and mobile phone in a secret meeting

2022/06/11

Cell Phone Pouch To Block Radiation Enriches Daily Life

When the rechargeable battery of the mobile phone is running and the ringing comes, it can cause sufficient kinetic energy to cause electric sparks caused by mild sparks, which is likely to cause a fire accident.

2022/06/11

Block Diagram And Working Of Cell Phones To Solve Frequency Problems

Technology is advancing by leaps and bounds.

2022/06/10

What Do I Dial To Block My Cell Phone Number Does Not Take Up Space

The function of each mobile phone signal jammer is completely different, and the intelligent mobile phone signal jammer naturally has its own unique function.

2022/06/06

Call Blocking For Cell Phones With Verizon Blocks Most Cell Phones

Parents can put jammers in and out of their rooms if kids are secretly playing - they'll find there isn't any WiFi, what if they try to use their phones?

2022/06/06

Block Numbers On My Cell Phone Verizon Blocks Blind Spots

The so-called Block Numbers On My Cell Phone Verizon effective efficiency of the mobile phone signal jammer means whether there are blind spots or leaks in the shielding effect.

2022/06/05

What Is The Block Number For A Cell Phone Blocks Cell Phone Signal

In many occasions in life, such as exams, meetings, etc., it is very inappropriate to use mobile phones.

2022/06/04

Block Harassing Calls On Cell Phone Prevents Cell Phone Play At Work

The test room-type mobile phone signal jammers are all omnidirectional, and are generally installed on the top of the classroom wall and near the base station, so that the classroom signal can be shielded in all directions, the connection between the mobile phone and the base station can be blocked, and the normal learning of the student door can be guaranteed.

2022/06/02

Block Unwanted Calls On Verizon Cell Phone Blocking Does Not Require A Phone Call

While technology has brought us convenience, it has also brought us insecurities.

2022/05/31

Are There Cell Phone Cases That Block Radiation For Office To Prevent Recording

A cell phone jammer is an anti-eavesdropping device that prevents criminals from secretly carrying a voice recorder or using a cell phone to record.

2022/05/31

Do Radiation Blocking Cell Phone Cases Work Protect Your Voice

Do Radiation Blocking Cell Phone Cases Work The anti-recording effect is good, the range of interference is very large, and it can interfere with many devices.

2022/05/30

Free Call Block For Cell Phones Have Requirements For Shielding Distance

It is really convenient and suitable for using the externals of Free Call Block For Cell Phones , because they are the right size and can be held in the hand, even if you hold the hand-held signal jammer for a long time without getting tired.

2022/05/28

My Husband Blocked Me Off The Cell Phone Account Good Heat Dissipation

There is basically no exam room with an exam room My Husband Blocked Me Off The Cell Phone Account installed.

2022/05/27

Verizon Block Restricted Cell Phone Numbers Are Affected By The Surrounding Environment

Simply put, the frequency announced by the mobile phone signal jammer interferes with the frequency of the mobile phone to receive the communication base station.

2022/05/27

Phone System With Call Blocking And Cell Phones Will Not Affect Candidates

The mobile phone blocker can block the 2G, 3G, 4G, 2.4G WiFi signals of the mobile phone.

2022/05/27

Can I Block Calls On My Att Cell Phone Maintain The Order Of The Examination Room

Nowadays, schools are generally equipped with air conditioners.

2022/05/26

Block Numbers On Your Cell Phone Sprint Prevents Prisoners From Communicating With The Outside World

Mobile phone signal jammers are one of the indispensable equipment for examination rooms, prisons, gas stations and other places.

2022/05/26

Can Block Number Calling Your Cell Phone Block Cell Towers?

It is now the exam season, and schools are starting to prepare for the exam.

2022/05/25

Can I Block My Number On My Cell Phone Can'T Influence Others

Imagine if you had to go to the opera house for a play and you liked to keep ringing your cell phone next to you or calling out for personal action, it would make you very angry, I think so.

2022/05/23

Block My Outgoing Number Verizon Cell Phone Creates A Level Playing Field

In recent years, the phenomenon of cheating with mobile phones has occurred in various national examinations, which has seriously affected the fairness and justice of the examination.

2022/05/23

Call Blocking For At T Cell Phone Blocking Signal Base Station

So, how large is the mobile phone signal jammer in the exam room?

2022/05/22

Can You Use A Cell Phone Blocker In The Us Block 4G Signal

Today's society is developing faster and faster, the most obvious is the progress of science and technology.

2022/05/21

Can Someone Block Your Cell Phone Signal Prevents Conversations From Being Recorded

Watches, glasses and other types of recorders and listeners have always made it difficult to guard against, especially for businessmen who want to keep their trade secrets.

2022/05/20

Blocking Numbers On Lg Cell Phones Block Base Station Communication

Now our mobile phone communicates with the base station through the uplink frequency, and then transfers the signal to the mobile service switching center to realize the call.

2022/05/19

Block Incoming Calls To Cell Phone Verizon Blocks Signal

In this information age, high technology is developing more and more, and mobile phones are constantly being upgraded, and their functions are becoming more and more powerful.

2022/05/19

Block Your Number From Caller Id Cell Phone Block Cell Phone Signal

We have participated in many exams. When you are taking the exam, we will suddenly find that the mobile phone signal is completely lost, including making calls and sending messages.

2022/05/16

Can A Faraday Cage Block Cell Phone Guarantees Fair Exams

In order to ensure the fairness and impartiality of the examination, our country requires Can A Faraday Cage Block Cell Phone equipment to be installed in the examination room for some major examinations such as the senior high school entrance examination

2022/05/16

Unblocking A Blocked Cell Phone Number Maintain Company Equipment

Now Unblocking A Blocked Cell Phone Number has been widely used in industrial production, and the actual effect is also very good.

2022/05/14

Att Cell Phone Spam Blocker Is A High Tech Product

There are several points to pay attention to when choosing a mobile phone jammer in the standardized test room

2022/05/13

Does Cpr Call Blocker Work On Cell Phones Make Up For Omissions

The 2022 exam season is coming. For the major exam rooms, there is a piece of news from last year that needs the most attention: "A candidate in Huangpi District, Wuhan, Hubei Province, suspected to have uploaded a photo of a mathematics paper for the National College Entrance Examination to the APP to search for answers.

2022/05/13

Car Dealer Block Cell Phone Eliminates Exam Cheating

In recent years, Car Dealer Block Cell Phone technical equipment has been continuously updated across the country to discourage cheating in exams.

2022/05/11

Blocking Phone Calls From Cell Phone And Material Related

The annual college entrance examination day is coming, and many school examination rooms are carrying out intensive preparations to prevent candidates from cheating.

2022/05/10

Does Chilis Restaurant Block Cell Phones Prevent Unfair Incidents

Don't be afraid if you encounter cheating on your mobile phone, there is already an exam room Does Chilis Restaurant Block Cell Phones , which can effectively prevent such unfair things from happening.

2022/05/09

Cell Phone Shut Off Leaves Messege That Block Can'T Block Carriers

The basic principle of 5G mobile phone signal jammer is actually not difficult.

2022/05/08

Can You Block Numbers On An Lg G4 Cell Phone Operates In Public Places

The high school entrance examination date is approaching, and many schools will purchase and install Can You Block Numbers On An Lg G4 Cell Phone to deal with the possible cheating behavior of students using mobile phones.

2022/05/07

Cell Phone Signal Blocking Pu Leather Fabric Needs To Be Selected In Combination With The Region Of Use

Now many schools are asking how much is the test room-type 5g mobile phone signal jammer?

2022/05/07

Best Free Robo Call Blocker For Cell Phones Prevent Students From Cheating

Use the test room type Best Free Robo Call Blocker For Cell Phones to prevent candidates from cheating In the past few years, many schools have experienced students cheating in the college entrance examination.

2022/05/05

Block Unwanted Numbers From Calling My Cell Phone Is Related To Its Own Power

For the fairness and impartiality of the exam, the school will use a mobile phone jammer that can achieve the shielding effect during the exam to prevent candidates from cheating using mobile phones and other communication devices.

2022/05/04

Can U Block Private Numbers Cell Phone Requires Field Testing

The 2022 high school entrance examination is coming.

2022/05/03

Cell Phone Wont Block But Icloud Is Block Carrier

To say whether Cell Phone Wont Block But Icloud Is can really play a role in special occasions, in addition to the magnetic field strength of the operator's data signal

2022/05/01

Block Cell Phone Number When Calling Out Makes The Phone No Network

In today's information age, the development trend of communication technology is changing with each passing day.

2022/04/27

Can You Block A Text Message On Cell Phone Block Mobile Internet Access

Many people will think that the candidate is using a 5G mobile phone, which must be caused by a loophole in the signal system of the 5G Internet.

2022/04/23

Clothing With Cell Phone Blocking Ability To Stop Mobile Communication

With the continuous development trend and popularization of such Clothing With Cell Phone Blocking Ability tools on mobile phones, the technical strength of my mobile communication technology continues to improve

2022/04/23

Device To Block Cell Phone Reception Can Be Used As A Positioning Device

Before first application, be sure to securely attach the wireless antenna to the medium RF connector for 2.4GHz signals, then fully charge the battery for a few hours or connect to a power outlet.

2022/04/22

Verizon Wireless Blocking Cell Phone Numbers Not Full Coverage

Verizon Wireless Blocking Cell Phone Numbers In the examination room, in order to completely suppress the signals of all frequency bands of the three major operators, it is necessary to cover all the above 5G signal frequency bands

2022/04/22

Can A Blocked Cell Phone Be Unlocked Blocked Signal

As long as the mobile phone signal blocker is turned on, all mobile phones within its blocking range (China Mobile, China Unicom, China Telecom) cannot be used normally.

2022/04/20

Man Blocking Entrance To Winery While On Cell Phone Has A Blind Spot?

The mobile phone signal jammer system software is a relatively technical professional contemporary communication jammer technology, especially the unique natural environment of the prison cell

2022/04/20

Duct Tape Block Cell Phone Data Blocks Wireless Communication

Blocks phone signals from kilometers to hundreds of meters.

2022/04/14

Block Calls On Cell Phone Straight Talk Blocks Cell Phones From Working

Since 4G Block Calls On Cell Phone Straight Talk can block the signal of 4G mobile phone signals, people who use it within the shielding range of 4G mobile phone jammers will soon block the signal and cannot answer mobile phone calls, send text messages, etc.

2022/04/12

Cell Phone Jammer Define Brings You A Different Life

Compared with the past, people pay more attention to online news rather than reading magazines.

2021/07/19

Cell Phone Jammer Detector Airforce Is Adjustable

Now there are signal jammers with adjustable design.

2021/07/17

Detecting Cell Phone Jammer Is Easy To Carry

Teaching 4G Signal Detecting Cell Phone Jammer In different usage scenarios, the effective shielding range will be different.

2021/07/17

Cell Phone Jammer Circuit Using 555 Timer Should Be Used Legally

If you encounter this situation, do you think you should use Cell Phone Jammer Circuit Using 555 Timer?

2021/07/08

How To Check For Cell Phone Jammer Need To Choose A Good Dealer

In foreign countries, many people suffer from this interference.

2021/07/06

Cell Phone Jammer Circuit Diagram Pdf Is On The Market

The 5g signal uses mobile phones. Mobile phones are important electronic devices that we carry with us.

2021/07/03

Adafruit Cell Phone Jammer Is A Good Helper For Public Transportation

If you were a passenger, what would you do? For this kind of behavior, we should strictly stop it.

2021/07/02

Cell Phone Jammer Alarm System Delivers Complex Messages

Since 4G can carry more applications, deliver more complex and diversified information, and 4G signals are relatively strong and widely distributed, ordinary mobile phone jammers can't do much to it at all.

2021/06/27

The Best Cell Phone Jammer App Can Meet Different Types Of Frequencies

If the signal jammer wants to maintain a good shielding effect for a long time, it needs to be continuously upgraded to meet the needs of the development of new communication technologies.

2021/06/27

Cell Phone Signal Jammer Ebay Achieves High-Quality Shielding

Does the mobile phone jammer radiate? The signal jammer is also based on a variety of different signals during use.

2021/06/26

How To Bypass Cell Phone Signal Jammer Has A Certain Difference

A variety of different equipment, specific functions, which can play a role, How To Bypass Cell Phone Signal Jammer whether there is radiation will have a certain difference, we can make the right choice, it will be more helpful in the future.

2021/06/25

Portable 4G Cell Phone Signal Jammer Can Give Full Play To The Performance Of The Device

As we all know, the working principle of Portable 4G Cell Phone Signal Jammer is very professional.

2021/06/19

Cell Phone Signal Jammer Legal In Canada Leverages Employee Productivity

There is a device that can select the frequency band to be blocked.

2021/06/16

Professional Cell Phone Jammer Protects Data Security

A device has disabled its wireless connection that cannot connect to the Internet.

2021/06/15

Most Powerful Cell Phone Jammer Prevents Transmission Of Related Signals

You may hear important confidential material, stolen, or used for the wrong purpose.

2021/06/14

Kali Linux Cell Phone Jammer Performance Is Different

There are successful examples of introducing jammers.

2021/06/12

Portable Cell Phone And Wifi Jammer To Prevent Ringing

Did you know that meeting rooms, auditoriums, courts, libraries, examination rooms, schools, cinemas, theaters, hospitals and mobile phones are not allowed to be used?

2021/06/09

Cell Phone Gps Blocker Jammer Blocks Online News

The development of the communication system has slowly developed from the initial slow network connection to the fast network coverage.

2021/06/08

Cell Phone Signal Jammer Range Forum Ensures That No One Is Watching

Some international companies realize that their recent business activities have attracted unnecessary attention.

2021/06/08

How To Defeat A Cell Phone Jammer Stop Disrupting Internet Communications

Many of these technology companies have tools that allow the government to easily hack personal mobile phones and computers, as well as powerful How To Defeat A Cell Phone Jammer , which can record all active Internet communications across the country.

2021/06/07

Long Range Cell Phone Jammer Circuit Shielded Communications

Long Range Cell Phone Jammer Circuit There are many kinds. You can block signals such as 3g and 4g. This applies to countries and regions in the world.

2021/06/07

Directional Cell Phone Jammer Shield Radar

Anyone who has played CODOL knows that in this type of game, the selection and adjustment of tactical equipment is very important to the personal experience of the game.

2021/06/06

Cell Phone Signal Jammer Blocker Device Attracts Attention

Mobile communication is an advanced generation. The signal called 4G will become more and more popular.

2021/06/03

Weak Cell Phone Jammer Access To The Internet

The number of mobile phones is increasing rapidly. Using mobile phones is a problem.

2021/06/03

Cell Phone Jammer Prank Prevent Students From Contacting

Many students using mobile phones in school (especially high school) has become a big problem.

2021/06/02

Cigarette Pack Cell Phone Signal Jammer Blocker Deceives The Phone

Mobile phones are an important communication tool in today's society. With the development of mobile phones, mobile phones are not only a communication tool, but also an indispensable device in our lives and work.

2021/06/01

A Mobile Phone Jammer Can Be Used To Affect The Communication Signal

A cell phone jammer is a device that interferes with cell phone signals.

2021/05/02

Cell Phone Jammers Are Needed To Enjoy Good Time

If you are using a monitor, you can also take a break and leave the monitor.

2021/04/30

Non-Cellular Communications Can Be Shielded Using Cell Phone Jammers

Portable cell phone jammer, also known as signal scrambling blockers, provide the best solution in areas where cellular communications are generally unpopular.

2021/04/28

Mainstream Product 4g Mobile Phone Jammer

Mobile phone jammers refer to electronic devices used to send or send electronic jamming signals, which can be used to interfere with or deceive enemy electronic devices, thereby reducing or even invalidating their effectiveness.

2021/04/28

The Future 5g Mobile Phone Jammer Will Become The Vane

The telephone is a means of communication. In recent years, the use of mobile phones has increased rapidly.

2021/04/27

Portable Cell Phone Jammers Have Great Flexibility

Before 5g began to be used and popularized, 3g and 4g were still the mainstream of mobile phone signals in the market.

2021/04/24

Do People Need Cellphone Jammers For Communication?

Cell phone jammers are devices that block cell phone signals.

2021/04/23

Internet Scams Can Use Cell Phone Jammers

In the Internet age, wireless networks are undoubtedly familiar to us.

2021/04/20

How Much Influence Does Environmental Conditions Have On Mobile Phone Jammers

In the examination, in order to ensure the level of the examination room and prevent electronic cheating, the state stipulates that mobile jammers must be used during the college entrance examination, postgraduate examination, and English four and six levels, so as to create a level playing field for candidates.

2021/04/14

Cell Phone Jammers Can Be Used To Cut Off Communication With The Outside World

Mobile phone jammers are one of the essential equipment for examination rooms, prisons, gas stations and other places.

2021/04/13

Social Communication Tools, Mobile Phone Jammers Harm Society?

Nowadays, science and technology are becoming more and more advanced, and as the fastest communication tool at the moment, smart phones meet people's great communication needs.

2021/04/13

Cell Phone Jammers Are Needed For Certain Occasions

In this information age, technology is more and more developed, mobile phones are constantly being updated, and their functions are getting more and more powerful.

2021/04/13

Cell Phone Jammers Can Be Used In Secret Places

Mobile phone jammers can shield the 2G, 3G, 4G, 2.4G WiFi signals of mobile phones.

2021/04/13

Students’ Free Time Needs To Be Controlled By Mobile Jammers

Nowadays, the Internet has swept every corner of our lives, shopping, office, dining, and transportation.

2021/04/12

Satellite Communication Has Nothing To Do With Cell Phone Jammers

In the past few years, various types of mobile cell phone jammer have appeared one after another.

2021/04/08

Can Automatic Device Detection Be Done By Mobile Phone Jammers?

The prison cell phone jammer is a cell interference and cell detection system.

2021/04/07

Large Venues Need To Use A Wide Range Of Mobile Phone Jammers

Suitable for prisons and other large sensitive places, such as military or government agencies.

2021/04/07

Cell Phone Noise Can Be Blocked With A Cell Phone Jammer

Everyone knows that when taking the test, not only is it necessary to have quiet conditions without mobile phone noise, but also that people taking the test must not be allowed to use mobile phones and other communication tools.

2021/03/30

Range Size Is Very Important For Mobile Phone Jammers

The results of the exam should be fair to all those who take the exam.

2021/03/29

Illegal Tracking Can Be Blocked With Cell Phone Jammers

To avoid excessive cell phone sound, you will need a cell phone jammer.

2021/03/26

Mobile Phone Jammers Will Only Block The Frequency Of Mobile Phones

In these places, the use of mobile phones is not welcome.

2021/03/21

The Security Of The Network Needs The Protection Of Wifi Jammers

Wifi network is an important network signal in the Internet era.

2021/03/20

Perfectjammer Provides Customers With The Best Quality GPS Jammers

GPS tracking is now widely used in schools, shopping malls, supermarkets, government departments and other public places.

2021/03/10

Waterproof Mobile Phone Signal Jammer Effectively Prevents Bluetooth

Many friends have consulted the waterproof bumper.

2021/03/09

Trade Secrets Need Cell Phone Jammer Protection

You already know the importance of jammers and mobile signal settings in high school exams.

2021/03/06

Need To Use Cell Phone Jammers Frequently During The Exam

High school will be the most important moment in our lives.

2021/03/05

Is A Powerful WiFi Jammer Useful For 4G Signals?

First of all, the use of mobile phones in gas stations is explosive and dangerous.

2021/03/04

The Wireless Network Can Be Cut Off By A Wifi Jammer

I want a powerful wifi jammer that will not affect my use of 4G signals, did you know?

2021/03/03

Wireless Signals Can Be Shielded By Mobile Phone Jammers

We have the latest desktop remote control mobile cell phone jammer, which can remotely control the jammer without being found.

2021/03/01

Cell Towers Can Be Interrupted By Cell Phone Jammers

American Chinese Network reported that a recent American magazine "Popular Science" published an article saying that a total of 17 fake cell phone towers have been discovered in the United States in the past.

2021/02/13

Mini Mobile Phone 4G Jjammers Generally Do Not Affect Other Signals

Cell phone jammers are used in prisons, which naturally have its purpose, and its function must be to block signals.

2021/02/10

5ghz Deauther Jammer Related Shielding Range Of And Performance

With the upgrading of domestic communication networks, the new 5G network era has come to officially commercialize.

2021/01/31

Phone Signal Blocking Bag Jammers Can Cause Serious Consequences In The Hands Of Criminals

Simply put, a mobile phone signal blocking bag jammer is a jammer that makes the radio, mobile phone, Bluetooth, and WiFi signal bands within a certain distance all noise, so electronic devices such as mobile phones and radios lose communication signals.

2021/01/28

Does The Mobile Phone Detector Jammer Affect The Signal Through The Magnetic Field?

The working principle of the mobile phone detector jammer used for the college entrance examination is to obliterate the useful electromagnetic wave signal in a large number of useless signals.

2021/01/25

What Is The Effect Of Shielding 5G cell phone jammer?

5 years have passed since the 4G signal was launched in 2014.

2021/01/20

Cell Phone Blocker Restrains Signal Amplifier

Poor cell phone signal may be installed with a cell phone jammer, the purpose is to let everyone install broadband, is this true?

2021/01/19

Disconnect The Mobile Phone And The Base Station Can Use The cell phone jammer

In order to obtain more knowledge beyond books and teachers, many parents will buy smart phones for their children to strengthen their children's learning.

2021/01/17

How To Choose A cell phone jammer To Prevent Students From Indulging In Mobile Phones

With the advent of the summer vacation, primary and secondary schools all over the country began to have holidays, but the tests for parents came one after another-what should I do if children are addicted to cell phone chat

2021/01/15

Most Handheld GPS Jammers Cannot Shield Cell Phone Signals

Some friends ask: Why do car gps jammer still block cell phone signals?

2020/12/29

Install GPS Jammers With Relatively Large Power

Nowadays, technology is becoming more and more advanced, so GPS signals are becoming more and more accurate.

2020/12/27

As The Market Continues To Change Mobile Phone Jammers Are Also Updated

The telecommunications regulator has reiterated its intentions for the 1.5 GHz band (known as the L-band), and from 2023, priority should be given to mobile networks.

2020/12/18

Some Mobile Phone Jammers Can Be Used In Harsh Conditions

In today's Internet age, it is very convenient for us to access the Internet and the latest information.

2020/12/13

Drone Monitoring Can Be Blocked Using GPS Jammers

Now drones are very cheap. Many people buy drones to see the scenery above.

2020/12/01

The New Era Of 5G Has Created The Development Of Mobile Cell Phone Blockers

5G will replace 4G, LTE and the old 3G and 2G technologies, which will have a huge impact on mobile devices.

2020/11/26

Cell Phones Are Not So Important-Cell Phone Jammers

Nowadays, do people still support the right to use the phone while driving, and think that they are above everyone and do not pose any danger?

2020/11/15

Cellular Phones Are The Same As Jammers That Prevent Radio Communications

Mobile phones use unique frequencies for calls and listening.

2020/10/15

A Real Cell Phone Jammer Can Cut Off Any Signal Tracking

Mobile phones have become an indispensable part of modern life.

2020/10/15

How To Maintain A Good Attitude In The Phone Life Mobile Phone Jammer Teaches You

When the phone rings untimely while watching a movie or listening to a concert, will it quickly make people remember it?

2020/10/13

Sometimes Cell Phone Jammers Can Detect The True And False

The notion that one cannot live without a smartphone is not only completely wrong, but also a bit offensive.

2020/10/13

Update On The Installation Of Jammers In Prisons

Interfering with mobile phones in prison is a frequent topic in the news.

2020/09/29

Cell Phone Signals Are Slowly Blocked By Jammers

Using multiple mobile phones with multiple frequency ranges to test the shielding effect of mobile phone signal jammers in the field is a very convenient, labor-saving and feasible test method.

2020/09/24

Adjustable Cell Phone Jammers Will Block Signals In Designated Areas

As you know, this site has many jammers. Here, we will introduce highly rated products.

2020/09/17

The United States Is Already Relatively Active In The Jammer Market

This portable deactivation service device has been put on the market. This has been discussed extensively in the past few years.

2020/09/17

Mobile Phone Shielding Device Shields Signals Where The Use Of Smart Phones Is Prohibited

As you know, this site has many jammers. Here, we will introduce highly rated products.

2020/09/17

The Microwave Radiation Generated By The Multifunctional Mobile Phone Jammer Can Shield The Signal

The mobile phone signal jammers on the market are all full-band, which can interfere with all the 2G 3G 4G signals and 2.4G WIFI signals and Bluetooth signals of all the three operators of China Mobile, China Unicom and Telecom.

2020/08/22

Interfering equipment should be judged according to the local environment and actual conditions

During the final exam, everyone might be wondering how to make some cheat sheets and how to get some answers so that they don't miss the exam.

2020/08/22

Interfering Equipment Uses Baud Rate And Modulation To Complete Data And Sound Transmission

Mobile phone jammer is a kind of interference signal device, which can effectively interfere with CDMA (China Telecom), GSM (China Mobile, China Unicom), SCDMA (Netcom Da Lingtong), DCS (1800MHz), PCS (1900MHz), PHS (Telecom PHS) ), all communication signals such as 3G mobile phone signal, WIFi and 4G mobile phone signal.

2020/08/22

Adjustable cell phone signal jammer can reduce pollution

Keep our earth and us away from noise pollution. In addition to closing your ears, you must also close your phone.

2020/07/20

A Powerful Jammer Can Block Signals In Multiple Frequency Bands

Metro Manila (CNN Philippines)-Prisoners of the National Criminal Law System can continue their illegal mobile phone transactions.

2020/07/20

Became The Focus Of American Research Military Cell Phone Jammers

For several years, the US military has been evaluating various anti-UAV measures, consisting mainly of jamming or blocking the signal, as well as radar detection and the conventional counterattack generally used against aircraft.

2019/12/10

How To Avoid Being Nonitored By Measuring Tools By Cell Phone Signal Blocker

Hello people! Recently I have read about new tracking system for indoor people finding called Navizon Indoor Triangulation System.

2019/11/15

Can Work At High Temperatures Cell Phone Signal Jammers

Hello everybody! I would like to know - does humidity level affects jammer's work and its jamming radius when it is used outdoors?

2019/11/13

N8 2018 Most Popular 3G 4G Cell Phone Signal Jammers

Every year the trend is different, there is always a most popular style, signal jammer is no exception.

2019/10/28

New Arrival WG WiFi Cell Phone Signal Blocker

Modern people have more and more diversified and convenient demands on tools, and more and more requirements on functions.

2019/10/28

To Creat Quiet Living Environment Use Cell Phone Jammer

Now the penetration rate of smart phones is very high, which brings us a lot of convenience.

2019/10/23

New Coming To Sale Military Cell Phone Signal Jammers

This is one of the best military mobile phone blocker in US. Lightweight, compact and easy to carry.

2019/10/23

The Latest Research Achievement-Gun Drone Signal Jammer

This drone jammer is a very portable drone jammer.

2019/10/23

Great Invention Cell Signal Blocker

Why is the GPS signal jammer a great invention? Because before that, there was only GPS positioning and tracking in the world, but no counterbalance to the response.

2019/08/20

Can Shoot Down Drones Signal Jammer

Kalashnikov konzian, one of Russia's largest weapons manufacturers, unveiled for the first time a drone jamster designed to shoot down uavs, the rex-1 anti-drone electromagnetic gun, at the army-2017 international military technology BBS in Moscow on Sunday.

2019/07/18

Can Block 5.8G WiFi Cell Phone Jammer

First, we need to know what 5.8g WiFi is.

2019/07/15

Can Beidou Navigation Shielded Signal Jammers

With the second-hand car and mortgage car business becoming more and more common in economic activities, in order to protect their own vehicle property safety, car buyers and car sellers have begun to realize the importance of GPS signal locator and its opposite GPS signal jammer.

2019/07/15

Evolution Of Communication Cheats And Signal Jammers

As we all know, with the progress of science and technology, high-tech cheating methods emerge in endlessly.

2019/07/15

Can Text When Using Cell Phone Jammer

Strictly speaking, no. The cell phone jammer installed in the examination room can completely screen the mobile phone signal from the performance or point density, making the mobile phone in the state of no signal, so that the mobile phone is not able to send and receive text messages and Internet access.

2019/07/15

Which Signals Can Be Blocked Cell Phone Jammer

Currently, cell phone jammer on the market are all in the full spectrum, and one can block 3G, 4G WiFi and GPS Lojack.

2019/07/15

What Determines Jamming Range Of Cell Phone Jammer

The effective shielding range of the shielding device mainly depends on the following points: 1.the power of the machine itself.

2019/07/15

How Long Will The 4g Cell Phone Jammer Last

As far as we know, 5G is still in the trial operation stage.

2019/05/28

Where Can To Buy 5G Cell Phone Signal Jammer

As we all know, 5G will be popularized by 2020 at the latest.

2019/05/18

Signal Jammer Information

Perfectjammer is the most professional jammer information website. We have collected information on signal shielding devices in different frequency bands, just to give users a more detailed and professional information platform.