Adjustable 8 Antennas High Power GPS/ WiFi/ 315/ 433 Jammer
The signal jammer is a 8 band jamming unit, With 20W high power output and 8 external high gain antennas, the cell phone signal jammer can
efficiently block all mobile phone 2G, 3G, GPS signals as well as
disable Wifi, 315.433 devices within a long range up to 70m, depending
on the signal strength given within the area.
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