Just here the product that you are viewing is the 8 Bands Adjustable Powerful 3G 4G Cellphone Jammer &  WiFi Jammer, which is designed with powerful jamming ability.

Firstly, as owning 8 antennas this high power signal jammer can cut off the 2G 3G 4G UHF VHF WiFi and Bluetooth signals at the same time. Thus as designed with 18W high power the jamming radius of this UHF VHF WiFi 3G 4G cellphone jammer is up to 40 meters for the WiFi 2G 3G 4G Bluetooth signals and 15 meters for UHF VHF signals. What’s more, as this high power 3G 4G UHF VHF WiFi Bluetooth signal blocker has designed with the adjustable buttons so the owners can easily decide the jamming distance and the jamming frequency bands as well. Besides as designed with the car adaptor this high power adjustable UHF VHF WiFi 3G 4G mobile phone jammer can also be easily used in the car, which is really convenient. In addition, the high quality cooling system also enables this high power adjustable UHF VHF WiFi 3G 4G mobile phone jammer in the good working condition and reach the 24/7 nonstop working goal as well.

And the following is the specifications of this high power 3G 4G WiFi Bluetooth signal blocker, you can just come here to gain more useful information.

Specification

• Affected Frequency Ranges:

  -CDMA/GSM: 851-960MHz
  -DCS: 1805-1880MHz 
  -PCS: 1930-1990MHz
  -3G: 2110-2170MHz
  -4G LTE:(USA:725-770MHz) or (Europe:790-826MHz)
  -4G Wimax:(USA:2345-2400MHz) or (Europe:2620-2690MHz)
  -WiFi: 2400-2500MHz
  -GPS: 1500-1600MHz  

• Total output power: 18W
• Jamming range: up to 40m(15m for VHF/UHF) ), the jamming radius still depends on the strength of the signal in given area
• External Omni-directional antennas all the TX frequency covered down link only
• Power supply: 50 to 60Hz, 100 to 240V AC
• With AC adapter (AC100-240V-DC12V),
• Dimension: 370 x 140 x 51mm
• Weight: 6.0kg

Accessories

• Mobiel Phone Jammer and UHF VHF WiFi Jammer
• AC adaptor
• Car adaptor
• Antenna*8