With Cooling Fan 8 Channels 3W 2G 3G 4G 2.4G Signal Jammer GPS Satellite Blocker Office School Anti Tracker Position Protector Anti-cheating
Working Frequency :
A.
Channel 1 , 2G : 870-880MHz
Channel 2 , 2G : 930-960MHz
Channel 3 , 2G : 1805-1880MHz
Channel 4 , 2G : 1880-1920MHz
Channel 5 , 3G : 2010-2170MHz
Channel 6, 2.4G : 2400-2500MHz
Channel 7, 4G : 2300-2400MHz
Channel 8, 4G : 2555-2655MHz
OR
B.
Channel 1 , 2G : 870-880MHz
Channel 2 , 2G : 930-960MHz
Channel 3 , 2G : 1805-1880MHz
Channel 4 , 2G : 1880-1920MHz
Channel 5 , 3G : 2010-2170MHz
Channel 6, 2.4G : 2400-2500MHz
Channel 7, Satellite : 1555-1585MHz
Channel 8, 4G : 2555-2655MHz