Are cell phone jammers illegal in schools | jammers utah business

Buy USA mini Jammer with Antenna for blocking GPS and Cell phone Signals HOT Recommendations, price $73
Description Jammer for blocking GPS and Cell phone Signals in America with low power consumption. It can disable all cell phone signals (not including the 3G signal) and GPS L1 signals effectively. The jamming radius is up to 10 meters depending on local signal strength. With the good design of an internal antenna and its small size (similar to a cell phone), it is concealable and difficult to detect. You can put it inside your pocket or bag and take it anywhere you go. With this device you can enjoy a movie in a quiet theater, without being disturbed by the annoying cell phone calls of the people.At the same time,all the tracking devices by GPS L1 band will be blocked. Specifications  Technical Specifications  Output power: 0.5 watt  Maximum effective range: 10 meters  Antenna: Internal,Omnidirectional  Power suply: AC 110-240V, DC 5V  Working temparature: 15°C to +60°C  Working humidity: 5%-80%  Jamming System  Analog: NMT,TACS,AMPS  Digital: GSM,CDMA,DCS,PHS,PDC,PCS,GPS L1  GPS: GPS L1 1575.42 MHz Jamming Frequencies (American Version)  850-960 MHz: GSM 850, GSM 900, CDMA, CDMA 800, iDEN, TDMA, AMPS  1805-1990 MHz: GSM, GSM1800, GSM 1900, CDMA 1900,PHS, PCS, NEXTEL  1575.42 MHz: GPS L1 Physical Specifications  Product size: 96x45x18 mm  Product weight: 67 g  Package size: 175x125x56 mm  Package weight: 245 g  Battery Type: Lithium-Ion  Capacity: 1100 mAh  Charging time: 3 hours  Working time: 2 hours  Package Contents  AC/DC adapter: 1 ps Car adapter: 1 psUse manual: 1ps

are cell phone jammers illegal in schools

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