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    Product Name: Cell Phone Signal Jammer Power Consumption: Up To 4W Power Supply: AC 100-240V And DC 12V / 24V Dimension: 430 ×242 × 80 Mm Net Weight: 2.8kgs Jamming Range: 1-5m 4W Power GSM / CDMA / DCS / PHS / 3G Mobile Phone signal Blocker , Cell Phone Signal Jammer   Product Instructions:   This 4 bands cell phone jammer block signal such as GSM / CDMA / DCS / PHS / 3G all-in-one mobile phone jammer is powerfull design to blocks all the signals in one device, it is one of our best selling desktop use jammer, great for school classroom avoid exam cheat, oil/gas station keep in secure and military use for security.   Jamming frequencies:   CDMA: 850-894MHz GSM: 930-960MHz DCS/PHS: 1805-1990MHz 3G: 2110-2170MHz You can select 4 of above frequency bands as your needed, or it can also as customized.   Product Applications:   1.It can be applied at meeting rooms, conference rooms, museums, galleries, theaters, concert halls, churches, temples, restaurants, classrooms, training centers, factories, banks, trains, bus and more 2.For some locations of special purpose such as hospitals, gas stations and more, please do field test first to make sure no interference happened to the normal operation of their equipment and instrument   Technical Specifications:   Available system: Include analog (AMPS,TACS,NMT) and digital (GPRS,GSM, DCS,CDMA,PDC,TDMA,PHS,PCS,IDEN,W-CDMA,UMTS) ,3G Output power: 4W ; Power input: AC110V-240V Power output: DC 5V 8A Jamming range: Adjustable Radius: 1-20m (the Cellular signal must ≤-75dBm in the location) The jamming radius still depends on the strength signal in given area Remote control range: 1-5M Dimension: 430(L) ×242(W) × 80(H)mm Weight: 2.8kg Temperature: -10 to +55℃ Relative humility: ≤90%(RH) Air pressure: 86~106kPa   Product Accessories:   NO Content Quantity 1 Multifunction jammer 1 2 Long Omni-directional Antenna 4 3 AC Power Supply 1 4 User Manual 1   Application Place    

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