Are Cell Phone Jammers Legal in Schools - Customised Frequencies Wireless Signal Jammer Mobile Phone Signal Blockers With Power Supply

Are Cell Phone Jammers Legal in Schools - Customised Frequencies Wireless Signal Jammer Mobile Phone Signal Blockers With Power Supply
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  •   Customised Frequencies Wireless Signal Jammer Mobile Phone Signal Blockers With Power Supply   Description:     This desktop signal jammer is with 8 output channels. Rf output power of each channel is no less than 1 watt, effective shielding any cheating signal.   The jammer adopts DC 12V to 24V power supply. It is equipped with a precision voltage regulator circuit, even if the voltage fluctuation is changeable, it also won't affect the normal work .   Host cooling structure of shell is by professional design. It can endure high temperature environment, by transferring heat quickly to the heat exchange surface, avoid heat local  accumulation. The style is concise, beautiful, generous but  not breaking vogue. it is suitable for use in school examination rooms, prisons, clubhouses and government departments.   Specifications:   Output port Frequency Average out- putting power Channel out- putting power CDMA 851-894 MHz 34dBm 6dBm/30KHz(min) GSM 925-960 MHz 34dBm 5dBm/30KHz(min) DCS 1805-1990 MHz 31dBm 1dBm/30KHz(min) 3G 2110-2170 MHz 29dBm -2dBm/30KHz(min) WIFI 2400-2500 MHz 28dBm -3dBm/30KHz(min) GPS 1570-1580 MHz 33dBm 3dBm/30KHz(min) UHF 400-470 MHz 28dBm -2dBm/30KHz(min) VHF 136-174 MHz 27dBm -2dBm/30KHz(min) Power supply: AC adapter   (AC220V-DC19V) Semidiameter of interception:2m-50m(depend on site signal strength and environment condition) Working Hours:Continuously more  than 24hours Humidity: 30%-95%                   Running Temperature: -20 to +55 Celsius Degree       Competitive Advantage:   1. with good cooling system, can operate for long time.   2. Perfect Alarm System, fully protected circuit in case of disconnection of antennas.   3. shielding all 2G, 3G, 4G signals, frequencies can be customized by customers.   4. this jammer can be customized as 5 or 6 or 8 bands. 5. Design of soft-start circuit, this function can maintain the stable operation condition, avoid mechanical switch to produce lighter phenomenon.     Applications: 1. Conference room, auditoriums, law court, library, exam room, school, cinema, theater, museum,                 hospital etc. 2. Places where using mobile phones is prohibited such as Service Station, Security Services, Military           Units, Border Patrol and Drug Enforcement, Customs, etc.    

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