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OTP-GJ8B 8 Band portable GSM jammer

Counter Surveillance~ GSM/ RF / camera detector


Multiple bands, can adjust on or turn off any single band without influencing the other bands operation
High output power
Cooling fan inside, could be used in car directly, with car charger and AC charger
With built-in battery: 4000mA/h, charge full time about 4 hours
Working time: 1-2 hours
Total output power: 4W small size design
Jamming range: up to 20m, the jamming radius still depends on the strength signal in given area
External Omni-directional antennas all the TX frequency covered down link only
Power supply: 50 to 60Hz, 100 to 240V AC
With AC adapter (AC100-240V-DC12V), 4000mA/H battery
Dimension: 132x80x40mm and not include antennas
Inner box dimension: 240x202x65mm
Full set weight: 0.8kg



 Conference Rooms                      Libraries                                   Classrooms  

 Oil and Gas Storage Facilities     Bomb disposal           Remotely prevent detonating car bombs 

         Prisons                                Military Units              



Frequency support:

CDMA 800 850 - 960MHz
GSM 1800 1805 - 1880MHz (DCS)
GSM 1900 1920 - 1990MHz (PCS)
3G 2110 - 2170MHz
4G WIMAX 2345 - 2400MHz or 2620 - 2690MHz
4G LTE 725 - 770MHz or 790 - 826MHz
GPS 1570 - 1580MHz
WIFI 2.4G 2400 - 2500MHz