The development of mobile phone jammers to promote the development of cellular signal jammer can help students learn, WiFi jammer is definitely a good security product, most schools use the test cell phone signal jammers to achieve fairness test, candidates using a variety of tools to prevent cheating.
Affect many people adversely affected mobile phones, some people spend a long time on the phone, signal interference can be freely used in any place, but not for illegal factors. Different jammers may interfere with UHF, VHF, RF, and other signals. Open the phone jammers will completely block the phone signals around, reduce the radiation caused by mobile phone use at close range, improve the health status, signal interference device based on the signal strength of the designated area, different shielding effect.
Bluetooth jammers versatile, you can easily prevent Bluetooth and WiFi signals, without having to purchase multiple signal interceptors products, Bluetooth signal jammers are very popular. Multifunctional blocking signal from jammer can reach 50 meters. Prolonged use can cause the device to heat up. It will not damage the host, built-in high heat dissipation system. Phone jammers for classrooms, conference rooms, and home theaters.