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China Factory Silver Portable GSM CDMA DCS PHS 3G GPS Cell Phone Signal Jammer With Coverage 5~20m

Product Description Silver Portable GSM CDMA DCS PHS 3G GPS Cell Phone Signal Jammer With Coverage 5~20mJust by using this signal jammer the device signals can be easily blocked within its jamming range. Signal jammers are widely used in different places, such as school, university， examination room, gas station, church, court, library, meeting room, government, theater, military area and so on.With the help of signal jammers, the cheating problems are solved, which ensures the equity in exams. When they are applied in church, court, library, meeting room, theater, they can prevent device from receiving signals, which ensures absolutly silence.High sensitivity, scope adjustable, large frequency range.* Smart and easy to operate* The wireless signal jammer is made up of up to date paste components and integrated circuits. With advanced performance, it is easy to install and use, and can work continuously for a long time.* As the manufacturing process strictly follows ISO 9001 quality system, the device works stable and reliable. It is an ideal, reliable security product, which can be used to strengthen information security, and protect safe production and the environment at the same time.* Specification:* Effective isolating / shielding diameter: 5~20m* Output port: WIFI, Output frequency: 2400~2500MHZ; Jamming range: 5~20m (depending on the situation of the net)* Output port: 3G, Output frequency: 2110~2170MHZ; Jamming range: 5~20m (depending on the situation of the net)* Output port: DCS/PHS, Output frequency: 1805~1990MHZ; Jamming range: 5~20m (depending on the situation of the net)* Output port: CDMA/GSM, Output frequency: 850~970MHZ; Jamming range: 5~20m (depending on the situation of the net)* Power adapter: input AC: AC110V~250V Battery: inside: 7.2V 2200mAh* Size: 113x62x32mm; Weight: 250g* Working time: it can work stably for 3 hours* 5 channel type can efficiently provide shield for mobile signals from CDMA/GSM, DCS/PHS, and one for 3G/Wifi/GPS* Generally, please use your mobile phone at the places more than 200m away from the base station* Slow start up circuit can avoid sparkling caused by mechanical switch.English User ManualNo harm to human body or other electronic devicesThe jamming distances mentioned on website are for customer’s reference only. The actual jamming distance varied from the signal strength and the use location and if full charges, etc.Please note:Don’t put the jammer in high voltage and high magnetism locations.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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