GS-05 phone blocker with adjustable range

GS-05 phone blocker with adjustable range 1.Frequency jamming band: All kind of band GSM, CDMA, DCS, 3G, etc. 2.Working frequency:851M-894M,935M-960M,1805M-1880M,2110M-2170M 3.The jammer has 4 transmitter system, each transmit outputs 3watts (output is adjustable) the total output is12watts 4.Can work continuously 5.Application: jails,churches,meeting rooms,cars(can use vehicle adapter)etc. 6.Covering range reaches to 0-50 meters radius depending on the signal strength 7.Weight: 1.5KG 8.Dimension: 180×111×30(mm) 9.Power adapter: 5V12A AC:110-240V 50/60Hz