Adjustable 8 antennas desktop cell phone wi-fi gsm signal jammer
jyt-870a 8 antennas cell phone signal jammer (also as signal blocker, signal isolator)
frequencies of cdma, gsm, pcs, 3g, 4g, gps
8 antennas for almost all cell phone signals, gps signals and wi-fi signals
adjustable button to min or max single band
with car charger which can be used in car directly
good cooling system, face temperature below 45°c (working under normal temperature)
oem welcome