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Product Description

What kind of mobile phone jammer do you want? Nowadays powerful 2G 3G cell phone is really in need for those men who are longing to block the signal of CDMA GSM DCS 2G 3G mobile phone in fixed places according to their needs. Here this CDMA GSM 3G Cell Phone Jammer with 20m Jamming Range is just the device which can be used in fixed places with the strong jamming ability that you need.

Firstly, this powerful 2G 3G cell phone jammer is designed with powerful jamming radius which is up to 20 meters depending on the signal strength in the detailed place. And with the powerful jamming ability of cutting off the signals of CDMA GSM DCS PCS and 3G at the same time, this high power cell phone signal blocker can help you a lot. Because of wonderful high quality cooling system, you don’t have to concern about the using effective life of this device, and you can use it 12 hours continuous as well.

Despite the strong powerful jamming ability and high quality cooling system, this powerful 2G 3G cell phone jammer also can be widely used in these fixed places, such as conference room, auditorium, law court, library, exam room, school, cinema, theater, museum, hospital etc. If you want to know more details about this high power cell phone signal blocker, just look at the following specifications. What is important is that this jammer can also be used to customer tailor the frequency bands you want. Welcome to supply frequencies and we will customize for you.


  • Affected Frequency Ranges:


  • Total output power:4W
  • Jamming range:up to 20m, the jamming radius still depends on the strength signalin given area
  • Operate time: 12 hours continuous
  • External Omni-directional antennas all the TX frequency covered down link only
  • Power supply: AC adapter (AC110V-240V,DC5V)
  • Weight:1.5kg


  • 3G Cell Phone Blocker
  • AC Adaptor
  • Antenna


Important Notes for Jamming Distance: The jamming distances we mentioned on website are for customer’s reference only. The actual jamming distance will be varied depending on the signal strength and the use location and if full charges, etc.

Important Notes for Portable Jammers with No Cooling Fan: Do not use the jammer when it is charging, or it will burn the jammer as it has no built-in fan. If because of this factor due to the broken of the jammer, the customer will lose the authority of free repairation .

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