How to use WiFi GPS Cell Phone Jamming Device
Cell phone GSM 4G GPS WIFI Jammer Power Adjustable
The latest 6 bands jamming equipment, can interfere with a variety of frequencies
This wifi jammer device can jamming all cell phone signals such as 2G, 3G , 4G. Except for cell phone signals, it can also jamming WiFi and PHS signals. The device is available in classrooms, libraries, cinemas, offices and other places where cell phone signals and WIFI signals are prohibited. Because the desktop block device has more jammer range and more stable jammer performance, this device is deeply loved and trusted by customers.