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 (US)8 Frequence 4500MAh Portable 4W up to 20 m Portable Cell Phone 3G 4G WIFI GPS Lojack Jammer. 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,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 4500mA/h rechargeable battery. The well-designed cooling system will further ensure you a lasting service time.
CDMA/GSM 850- 960MHZ
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
Jamming range: 1- 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
With Built-in Battery: 4500mA/h.Charge full time about 4Hours.
Working time: 90 min.
Size: 163x85x43 mm (not include antennas)
it can be applied at meeting rooms, conference rooms, trains, bus and more
For 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 instrument
*Signal Jammer x 1
*AC adaptor x 1
*Car adaptor x 1
*Antenna x 8
*User Manual x 1