Product Description Multi-band cell phone signal jammer can work to isolate the specified unwanted frequency bands when there is the demand for signal free zone. The USA High output power GPS Lojack cell phone Jammer with cooling system. Selection Frequency is one of the multifunctional signal blocking units available with well-built compact construction and delicately combined functionality. The powerful jammer has a wide affected frequency ranges to include CDMA/GSM, DCS/PCS, 3G, 4G LTE, 4G Wimax Lojack and GPS/Wifi. It also has a jamming range up to 20m, depending on the signal strength in the given area. Within the range, just turn on the jammer, all wireless connection to 2G, 3G, 4G or Wifi,GPS Lojack network will be disabled at the same time. Also, the jammer is a selectable unit. In other word, user can choose to allow operation of one or a few of frequency bands. Adjustment of ON or OFF any of the single bands will not cause any disruption to the operation of others. The jammer is flexibly applicable for its portability and ease of charging. It can be applied at meeting rooms, conference rooms, trains, bus and more location as you want, powered by universally using AC adapter or by 4000mA/h rechargeable battery. The well-designed cooling system will further ensure you a lasting service time.Specification:CDMA/GSM 850- 960MHZDCS&PCS 1805-1990MHZ3G 2110-2170MHZGPS 1570-1580MHZWIFI 2400-2500MHZ4GLTE 725-770MHZ4GWIMAX 2345-2400MHZLojack 160-155MHZAdvantages:Multiple bands, Can adjust ON or turn off any single band without influencing the other bands operationHigh output power Cooling fan inside .Could be used in car directly. With car charger and AC chargerJamming range: up to 20m,the jamming radius still depends on the strength signal in given areaExternal Omni-directional antennas all the TX frequency covered down link onlyWith Built-in Battery: 4000mA/h.Charge full time about 4Hours.Size: 132x80x40 mm (not include antennas)Working time: 1-2Hours.Application Area:it can be applied at meeting rooms, conference rooms, trains, bus and moreFor some locations of special purpose such as hospitals, gas stations and more, Please do field test first to make sure no interference happened to the normal operation of their equipment and instrumentAccessories?*Portable Signal Jammer x 1*AC adaptor x 1*Car adaptor x 1*Antenna x 8*User Manual x 1
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