Specifications:

• Mobile Phone Signal Jammed: CDMA, GSM, DCS, PHS
• Isolating Signal Bandwidth
  CDMA: 850-894Mhz
  GSM: 925~960Mhz
  DCS/CDMA1900: 1805~1990Mhz
  3G: 2100~2170Mhz
• Typical Jamming Radius - 40 meters
• Max Output Power: 10W (High Setting), 7W (Low Low Setting)
• Antenna Gain: 3 dBi
• Working Temperature: -10~ +40 deg C
• Power Source: DC 5V
• Dimension: 143x252x51mm (LxWxD)

Features:

• DCS = CDMA 1990
• Passive Cooling (Completely Silent)
• High/Low jamming range adjustment
• Tabletop or Ceiling mount design
• This jammer is designed to dissipate all of it's own generated heat however as internal components warm up the jamming coverage is decreased, it is therefore recommended to give this unit a cool down period every 2 days if you wish to use it continuously

Accessories:

• Manual
• 4x Antenna
• Power Adapter.