In addition to desktop jammers used in libraries, some high-power signal jammer have high output powers of up to a dozen W, and can reach 50 meters, depending on the signal strength. In addition, because this high-power WiFi 4G mobile phone signal interference device has a desktop style, this high-power 4G Bluetooth shutter always has good heat dissipation and good working conditions. It works continuously 24/7 to achieve the goal.
