 
Adjustable Strength Cell Phone Jammer - 4 Band Jammer 
Powerful mobile phone jammer for completely stopping all mobile phones operating on the CDMA, GSM, DCS, 3G bandwidth, and featuring jamming strength adjusting for each of the four bandwidths. For all those areas that require quite, for example classrooms or theaters, this is a God sent telecommunication device. Whether it is placed on a desktop, or inconspicuously mounted on a ceiling, it will jam cell phones within a 50 Meter distance without disrupting any other electronic device in the vicinity. If you can't get people to stop using their mobile phones where they are not supposed to, force them to with this mobile phone jammer. Note: Mobile phone signal jammers may not be permissible to import into certain countries due to licensing of broadcasts or other restrictions. Please check your country's customs / telecommunications regulations before placing your order. Manufacturer Specification Mobile Phone Signal Jammed: CDMA, GSM, DCS, 3G Isolating Signal Bandwidth CDMA: 869~894Mhz GSM: 925~960Mhz DCS: 1805~1880Mhz 3G: 2100~2200Mhz Range: Aprox. 50 Meters Working Temperature: -10~ +40 deg C Power Source: DC 5V Dimension: 107x150x31mm (LxWxD) Other Features: Jams/ Isolate Signals from mobile phone only. Does not affect the normal operation of other electronic devices Adjustable jamming strength for each bandwidth Table top or Ceiling mount design Accessories: Manual 4x Antenna Power Adapter Manufacturer and Origin: China |
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