Cell phone adjustable GSM WIFI blocker demo
6 Bands Cell Phone GSM GPS WIFI Adjustable Power Jammer
This is an jammer device with output power adjustment function. Each frequency band has a separate control switch. You can adjust the range of interference as needed. This video will show you how to use this jamming device
This 6 bands cell phone jammer can jam al cell phone signal: 2G, 3G, 4G, WiFi, GPS. Is the best choice for school, the examination room, office. Can be isolated from the signal to ensure information security. Has all frequency mobile phone signal jammer, it is the first choice for school / examination room / prison / office and other places. Using efficient cooling technology, built-in 6 cooling fans, the device can work long hours.