The signal jammer is a very magical thing, after use, it will change very strangely when installed indoors. It's just that no one can see this change. So many people are puzzled, how can a small thing have so much energy, and some people even take the risk. So, what happens to the phone after using the signal jammer?
In the room where the signal jammer is installed, using a mobile phone will find that there is no way to make calls, no way to answer, and no way to connect to the Internet, so naturally there is no way to receive information. In addition, the test room signal jammer with Bluetooth function, then the Bluetooth function of the mobile phone cannot be used. This avoids the possibility of making or answering calls with Bluetooth headsets and the like. The signal jammer will not interfere with the work of other electronic devices. After using the signal jammer, it is safer and more concealed. At present, Linchuang Technology has done a better job in producing signal jammers in examination rooms.