This is a powerful 8 watt cell phone jammer cased in a light weight aluminum housing. It is powered via a dual voltage mains power supply (supplied). The remote control supplied with this model can control the power output in stages up to 8 watts as well as turning the jammer on and off.

Specification:

Effective range:Upto 70 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:  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
Signal source:  Synthesized
Operation temperature:  -10c to +50c
Humidity:  5% to 80%
Size:  L 230 x W 32 x H 110 mm
Weight:  380gm