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    Basic Info Model NO.: CPJ2040 Trademark: Necom-telecom Origin: Shenzhen, China HS Code: 8543892090 Product Description Wireless Portable 4 channel GSM/CDMA,3G Cell Phone,WIFI ,GPSSignal jammer/blocker Please contact with us at:MS RolaMy phone:+86-13580038745         Portable Black color 4 bands cell phone jammers with 4pcs Omni-directional antenna can block 2G/3G cell phone, and WIFI, Bluetooth. Palm sized are highly portable and easy to carry. Reasonable design can’t affect normal work and other equipment when press the switch OFF/ON for other frequency. The effective range can up to around 25 meters. Long life battery can work for a long time. We can charge everywhere by AC or car charger. Specifications:Item model#:CPJ204001 for cell phone +wifiBand 1:GSM/CDMA:851-894MHz;Band 2:DCS/PCS:1805-1990MHz;Band 3:3G2100:2110-2170MHz;Band 4:WIFI:2400-2500MHz(Wireless Camera 2.4G: 2400MHz-2483MHz;);  Item model #:CPJ204002for cell phone +GPSBand 1:GSM/CDMA:851-894MHz;Band 2:DCS/PCS:1805-1990MHz;Band 3:3G2100:2110-2170MHz;Band 4:GPSL1:1500-1600MHz;   Total output Power: 2 wattRadius range: 5-20M@ -75dBm depending on the mobile service provider’s network condition;Power supply: AC110-240V 12V car power plug;Built-in rechargeable Battery:2000mA/h;Built-in battery working time : 90minutesTemperature: -10ºC to +50ºCAntenna: 4pcs Omni-directional antennaColors: BlackPackage information:Device Size:   109*61*30mmPackage Size: 210*152*85 mmGross Weight: 0.75Kg  Welcome to Necom-telecom, we are jammer manufacturer for 8 years, hope our products are workable for your market. Professional manufacture following products:1)Portable Cell Phone Jammer/Blocker;2)Bloqueador Portable/Jammer;3)GPS Jammer;4)Wifi Jammer/Camera Jammer;5)UHF&VHF Jammer;6)High Power Cell Phone Jammer/Blocker; 7)Cellphone booster/repeater;8)RF signal detector; 2G,3G,4G, GPS, WIFI, VHF, UHF, 315, 433 ,Lojack all the frequency can be customized as your request!   

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