Product Notes The Portable Cell Phone Signal detector can exactly detects the CDMA, GSM, DCS, PHS ,3G cell phone signal in 1-10 meters. When it reaches the cell phone signal, it can make a flash alarm or vibrant alarm and show the type of the received signals. Then it can stop using the cell phone. This detector’s unique target is cell phone signal, can not be other signals. Lots of places need this device, such as examination room, Conference room, theater, cinema, music hall, Prison, jail, Gas station, oil station, oil field,etc. When this signal detector finds the mobile phone signal, the red light will be on, much nearer to the mobile phone, more lights will be on, and show the signa’s type. Alarm Way can be choosen by flash alarm or vibrant alarm. Earphone is for hidden reason, when someone using the phone, you may hear the alarm by the earphone.More surprises after you order one here with this moment’s discount chance! Get it right now! Specifications Detects wideband： - RX frequency(CDMA) 824MHz~849MHz - RX frequency(GSM) 890MHz~915MHz - RX frequency(DCS) 1710MHz~1785MHz - RX frequency( PHS/3G ) 1920MHz~1980MHz(2100-2200) Signal detecting range:Radius 1~10M. (It still depends on the strength signal in given area). Working temperature:-40°C ~ +55°C Antenna: Built in Working light(Blue)& RF detecting light(Red). Working power:Power in : AC 110~240V 50/60Hz,Power out : DC jack 5V 2A Dimension:96(L)×58(W)×24(H)mm Working Time:Long time continuous working Environment Temperature:-20°C ~ +65°C; Relative humility:30% ~ 70%; Note: 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.
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