Are there cell phone jammers - how to boost cell phone signal in remote areas

600 W Prison  Uav /Drone/2G/3G/4G/Wi-Fi/GPS/RC315/433MHz Jammer  Cover Radius 100-300m  High Power Prison Jamming System VodasafePJ6100C 6bands/100W each   Brief Description: Vodasafe High Power prison Jamming system PJ6100C Series are designed to block all wireless Networks including cellular bands such as iDen, TDMA, CDMA, GSM, UMTS, DCS, PHS, PCS, 3G,4G LTE, Wi-Fi, Bluetooth,GPS AMPS, N-AMPS, NMT,TACS. Telephones or other electronic communication devices. In the working range of Jammer PJ6100C, the wireless device will be unable to receive signals and in the case of a mobile phone can’t dial outgoing calls. The jamming range depends entirely on the signal strength in a given area. The PJ6100C model that fits the appropriate commercial or institutional application.   Features: * Up to Six Frequency Bands; * ZPLL Synthesized Signal Source; * Tuning knob controls to adjust Output Power; * 15dBi Directional Antennas each Band; * Only Interferes w/Downlink Base Station Frequencies; * Slow Start-up Circuitry for Long Term Reliability; * Over Temperature and VSWR Protection; * Status/Alarm LEDs; * Fan Cooled Rack Enclosure with Casters; * 100-240VAC Power Supply Source; * Optional Status Monitoring Software for Client PC;   Applicable place: Jammers for prisons and other large sensitive locations such as military or governmental compounds. Homeland Security, Correctional Centers Petrochemical Industry, Sports Venues and Theaters, VIP Convoy Protection, Bomb Prevention/Disposal, Schools and Universities Government and Military, Power Generating Plants. Specification: Total Output Power: 600W; Cover Radius:100-300m(under Signal level ≤-85dBm)@according to the signal density mobile network; Jamming type: Sweep Jamming; Antenna Type: Directional Antennas; Remote control on/off: (3-5m); Power Supply: AC adapter (50 to 60Hz/100 to 240V AC –DC27V); Electric Filed (SAR): compatible with ICNIRP Standards (Human safe). Operating Temp: -20 to +50℃; Storage Temp: -40 to +60℃; Humidity: 5%-80%; Dimension (LXWXH): 740*510*350mm not include antennas. Weight: 100kg.   Optional Frequency: 1.CDMA/GSM850MHz:850-894MHz; 100W; 2.GSM900MHz:925-960MHz; 100W; 3.GSM/DCS1800MHz:1805-1880MHz; 100W; 4.3G/UMTS2100MHz:2110-2170MHz; 100W; 5.4GLte700MHz:790-826MHz; 100W; 6.4G/WiMAX2600MHz:2620-2690MHz; 100W; 7.WIFI2.4G:2400-2485MHz; 100W; 8.4G2500MHz:2500-2570MHz; 100W; 9.GPSL1:1570-1610MHz; 100W; 10.GPSL2:1200-1300MHz; 100W; 11.GPSL3:1380-1400MHz; 100W; 12.Wi-Fi5.8GHz:5725-5850MHz; 10W; 13.VHF:135-174MHz; 100W 14.UHF:400-470MHz; 100W 15.RC433MHz:433MHz; 100W 16.RC315MHz:315MHz; 100W 17.CDMA450MHz:450-470MHz; 100W;   Package contents: 1 pc One main jammer unit 6 pcs Directional Antennas 65 Degree  1 pc Antennas frame with 1.5m cable  1 pc Power cord  1 pc Wireless OFF/ON remote controller 315MHz   Order Information： Vodasafe PJ6100C: Jamming for 4G700/2500/2600/Wi-Fi2.4G/GPSL1/GPSL2 We could supply customized service by your detail requirements about frequencies setting. All 6 Frequency modules we can mix very flexibly.    

are there cell phone jammers

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