Cell phone jammer has become very popular in every country in the world. Although there is no clear usage law, they are not only used in important units, but also increasingly used by individuals to better protect privacy and prevent the use of mobile phones.
The use of these devices is prohibited in some areas. In the past, mobile jammers only used mosques, libraries, churches, theaters and conference rooms to lock their phones, but now they are widely used. If phone signals from people want to avoid participation, especially in this case. This task seems to be defeated by industry experts. But this signal interference can change the game.
In addition to the classrooms and theaters we have already mentioned, mobile phones are sometimes unpopular in restaurants. For this reason, the title of the article is that restaurants need mobile phone shields. Mobile phones have been blacklisted in restaurants, shorts and shoes are disgusting.
In addition, blockers are a different price category. There are portable mobile phone jammers, which can shield GPS locations. Interfering with these devices is different compatibility. Some mobile phone jammers can shield very small areas. These devices are very useful when people travel.
People spend time in restaurants or cafes, but some people talk more than normal over the phone, conversations, and other activities. There is no absolute silence, but noise and other boring things, especially mobile phone allocation, less interference interferes with the phone’s working properly, the entire restaurant interferes with the coverage of the interference, some boring behavior (the other page never lowers the volume of the phone , Let the server stand up and wait for their order until the phone ends) will never come back. 8 antenna 4W powerful multi-frequency cdma, PCS, DCS, 3G 4G WiFi GPS LoJack signal frequency mobile phone jammer. It satisfies our requirements perfectly. The interference radius can reach 30 meters, which is an important factor.