What signals can cell phone jammers currently jam
Currently, cell phone jammer on the market are all in the full spectrum, and one can block 3G, 4G WiFi and GPS Lojack. It can effectively shield: CDMA: 867-885 MHz, GSM: 923-964mhz, DCS/4G: 1803-1994 MHz, 3G (unicom/telecom) : 2109-2175 MHz, mobile 3G: 2395-2487 MHz, 4G1: 2298-2406 MHz, 4G2: 2547-2650 MHz.
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