Review Details

16 Antenna Full Bands Jammer,Blocking 130MHz to 2700MHz frequencies,total output power 38watt,Effective range up to 40 meters

16 Antenna Full Bands Jammer,Blocking 130MHz to 2700MHz frequencies,total output power 38watt,Effective range up to 40 meters

Product Review (submitted on March 4, 2015):
It only blocks GSM,not block 4G, this's problem
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