I was killed on the train the other day. It stopped serving all at once. I want to know something to prevent this from happening. It prevents the reception of control signals from the mobile phone GSM / CDMA / DCS / PHS / 3G base station, and temporarily disables outgoing and incoming calls by placing the terminal outside the service area. Pop Up Blocker For Cell Phone If there are multiple types, our full-band mobile phone signal jammer is a high-tech product developed based on the actual situation of international mobile communications by introducing advanced foreign technology.
The anti-nuisance device for mobile phones is very effective in places where mobile phones are inconvenient (poor environment). For example, on a train, in a building, etc. On the contrary, it may not work well near the cell phone base station. By using a mobile phone jammer/anti-interference mobile phone device, you can adjust the transmission and reception of mobile phones in the surrounding area.
This is a quiet space, polite, and can prevent the use of annoying mobile phones.
School Pop Up Blocker For Cell Phone , the warranty period is 1 year
- The maximum blocking range is approximately 15 to 30 m. When used indoors (in a car), the maximum shielding range is approximately 15 to 30 m.
- In any case, our phone WiFi jammer products have a wide range of applications, excellent performance, very good and very cheap.
- There are also some precautions for mobile phone signal jammers.
- Before turning on the power, all antennas must be connected.
- Do not place the portable jammer in water or fire.
- Avoid overheating, high pressure, strong magnetism, humidity and bad places 5.
- Avoid continuous use, otherwise it may cause the host to heat up.
- The base of each antenna is very fragile in structure, so please be careful not to put load on this part.
Cell phone jammers are an effective tool for preventing cell phone use in certain environments where cell phone use is prohibited or interfered with. These devices work by blocking the reception of control signals from various cell phone base stations, effectively making it impossible for cell phones to make or receive calls in their vicinity.
One common application for cell phone pop-up blockers is in public transportation environments such as trains, where passengers may find it annoying or off-putting when others use their cell phones loudly or excessively. By deploying cell phone jammer in such environments, operators can create a quiet and peaceful atmosphere conducive to relaxation or work without being disturbed by incoming calls or loud conversations.
Similarly, in educational institutions such as schools, cell phone pop-up blockers can help students maintain discipline and focus by preventing unauthorized use of cell phones during class. By temporarily disabling outgoing and incoming calls, these devices encourage students to remain engaged in learning activities and block distractions from social media or messaging applications.
The adjustable transmission and reception capabilities of the jammers allow for flexible deployment in a variety of environments. Whether on a train, inside a building, or in a school, these devices can be fine-tuned to ensure optimal coverage and effectiveness, providing a reliable solution for managing cell phone use in different environments.
While cell phone jammers offer many benefits, there are also important precautions to consider when using them. For example, proper installation and operation are essential to ensure the device operates correctly and safely. Additionally, users should avoid placing jammers in water or near heat sources, as this may damage the device and create safety risks.
Overall, cell phone pop-up blockers are a practical and effective solution for controlling cell phone use in specific environments where it may be disruptive or unwelcome. By providing a quiet, distraction-free space, these devices help improve productivity, focus, and overall comfort for users in a variety of environments.
