4 Band 2W Portable 4G LTE and 3G Mobile Phone Jammer

4 Band 2W Portable 4G LTE and 3G Mobile Phone Jammer
CDMA/GSM: 850-960MHz
DCS/PCS: 1805-1990MHz
3G: 2110-2170MHz
4G LTE: 725-770 MHz or 790-826MHZ
Output power: 2W
Power supply range: 100 - 240V AC      
Dimensions: 104x53x33mm
Shielding radius: Up to 20 meters (signal strength <= -75dbm, depends on the signal strength in the given area)
Weight: 0.8kg
Application area:
1.It can be applied at meeting rooms, conference rooms, trains, bus and more
2.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
Warranty:  One year from delivery date.