5 Bands Jammer,GPS&GSM Signal Jammer/blocker

Specifications:
Effective range:  Up to 20 metres radius depending on the strength and type of cellular system.
Input power:  5V DC via dual voltage mains power supply (included)

Output signal strength:  8 watts

System:  GPS,AMPS, TACS, NMT, GSM, DCS, CDMA, PDC, TDMA, PHS, IDEN, W-CDMA, UMTS, 3G - 800-964 MHz  890-964 MHz  1.700-2.200 MHz 450~470 Mhz,15

Signal source:  Synthesized

Operation temperature:  -10c to +50c

Humidity:  5% to 80%

Size:  L 230 x W 32 x H 110 mm

Weight:  380gm