Details
This 8 Bands Cellphone Jammer blocks all GSM 3G CDMA 4G frequencies,it blocking 4G LTE 750,2300mhz and WIFI for USA customer, Avoid Cellphone talking on the bus,car,cinema,church and office meeting,avoid your kids not internet surfacing at night.
Jamming frequencies:
GSM850 and GSM1900 for USA
CDMA850 for USA
4G 700mhz/2300mhz for USA
Effective frequencies:
GSM: 851MHz - 894Mhz
DCS: 1920MHz - 1990MHz
3G: 2110MHz - 2170MHz
GPS: 1570MHz -1610MHz
WIFI: 2400MHz - 2500MHz
LOJACK: 168MHZ - 178MHz
4G: 725MHz-770MHz
4G: 2300MHz - 2400MHz
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