Block Google Voice Calls On Cell Phone Blocking Distance

Generally speaking, if Block Google Voice Calls On Cell Phone is used in the examination room, it is generally recommended to place one in each room. This kind of equipment has relatively low power, and it is not necessary to use waterproof and rainproof equipment. There are differences in the use of mobile phone signal jammers indoors and outdoors. First of all, there are differences in the working distance. Generally, indoor cell phone signal jammers consider the indoor layout and the size of the room that needs to be shielded. The outdoor cell phone jammer has a wide range, and the shielding distance can reach several hundred meters. Generally, when the entire building needs to be shielded, a mobile phone jammer is used between the outdoor buildings. In such a large distance, a signal jammer with a medium power or above needs to be used. , in order to achieve the appropriate distance. Therefore, for the occasions with large outdoor area, it is recommended to use a high-power outdoor shielding device. The casing can be waterproof and rainproof. If the equipment is not waterproof, it is necessary to install a waterproof rain cover. Therefore, the mobile phone shield should be installed in a place with good ventilation, and the antenna should be installed as far as possible away from large objects, and the building where the antenna is facing the sun needs to be shielded.

When choosing a mobile phone signal jammer manufacturer, you must choose a manufacturer with many years of professional R&D experience. Such manufacturers have accumulated years of experience, and the shielding technology must be particularly advanced, and the effect is more powerful and stable. If the age is too short, there is no real testing strength at all. It takes three to five years to learn this industry. There is too little experience and insufficient qualifications. Block Google Voice Calls On Cell Phone Mainly for all kinds of examination rooms, schools, gas stations, churches, courts, libraries, conference centers (rooms), theaters, hospitals, government, finance, prisons, public security, military centers and other places where the use of mobile phones is prohibited. In the early years, it belonged to military products, and it was not allowed to produce without professional qualifications. Therefore, if you want to choose a good mobile phone signal jammer manufacturer, it is best to have military production qualifications. When choosing a signal jammer manufacturer, it is best to choose a cell phone jammer manufacturer with a large number of successful cases and cooperative users. This shows that this cell phone jammer manufacturer has served many customers and has a lot of practical experience. At the same time, signal jammer manufacturers with a large number of successful cases have also shown their strong strength.