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http://www.jammergroup.com/Explosion-Proof-Type-Mobile-Phone-Signal-Jammer-p-66.html Product Description Features It can be applied at prison, oil field, museum, gas station, military base, security protection etc. please do field test first to make sure no interference happened to the normal operation of their equipment and instrument. It’s easy to install and operate the device. Technical Specifications Blocker All: GSM,CDMA,PHS,PCS,DCS,3G Isolating signal frequency: – CDMA: 850-894MHz – GSM: 925-960MHz – DCS: 1805-1880MHz – PHS: 1900-1930MHz – CDMA1900: 1930-1980MHz – 3G:2110-2170MHzPower Supply:AC110-220V 50Hz Shielding Radius:20M – 50M Out power:12W Rules of installation:UL (E190582) CSA (LR 112971 Level 3) Remote control:Can up and down the power, Can open and close the jammer Working time:Without the time limit, May continue to work Accessories Phone jammer AC adapter User manual Remote control 5pc Antenna

http://www.jammergroup.com/240W-Cube-Style-High-Power-Cell-phone-Signal-Jammer-p-65.html Product Description This Cube Style  High Power Cell phone Signal Jammer(240W ) is mainly used for large-scale open area outdoor mobile communication signal shielding, large-scale prison playground, lawns,public squares, Gas stations etc., to eliminate security risks and disadvantages caused by mobile phones. Taking use of super-high frequency with high effective power, support 3G upgrade Remote alarm monitor system. Capacity remote technique for controlling output power. Remote distance up to 3m. Effective output power (channel power) for bigger interference radius. Only interfere downlink frequency of Base Stations of mobile system without disturbing normal working of BTS. Imported elements: Slow start up design of circuit. These elements can maintain the stable operation condition with high integration Application area: Government Building, Prison Facilities, Religious places like Church, Gas...

http://www.jammergroup.com/Adjustable-Cell-phone-CDMA450-jammer–Remote-Control-p-54.html Product Description Are you fed up with the noises for a long time, in buses, in libraries, in hospital or at home? You really want to pursuit the peace of your mind, sharing a high-quality movie or opera show with your girl friend, but the showing moment of the calling has disturbed your original plans already. What do you choose to do then, throwing it away or ask another magic weapon for help? Of course the later one is your wise choice. This cell phone jammer just like anyone else can block all signals of mobile phones within its frequency. Powerful enough, can work 24Hours for 7 days continuously, you can benefit from it so much more. The cell phone jammers are mainly used in examination rooms, jails, courts, meeting rooms, libraries, theatres, churches, gas stations, hospitals and so on, only when it is necessary. Come and get one directly from now on. Specification RF Frequency: CDMA...

http://www.jammergroup.com/6-Antenna-WI-Fi—GPS–Cell-phone-Jammer-for-World-Wide-Usage-p-48.html Product Description This 6 Antenna WI-Fi & GPS &Cell phone Jammer for World Wide Usage can be applied at meeting room, conference room, museum, gallery, theatre, concert hall, church, temple, restaurant, classroom, training center, factory, bank, train, bus, etc. For some locations of special purpose such as hospital, gas station, etc., please do field test first to make sure no interference happened to the normal operation of their equipment and instrument. Effectively block wifi, GPS and cell phone signals, this powerful signal jammer can be easily installed and operate. Portable high-capacity built-in lithium batteries with electricity can be used for long hours. Want to know more and experience more? Then come here alljammer to find your final goal about jamming life that is it you should do now. Buy now, buy more!   Specifications  Isolating Signal Bandwidth: –...

http://www.jammergroup.com/6-Antenna-High-Power-3G-Cell-phone—315MHz-433MHz-Jammer-p-46.html Product Description Look at this wondrful gadget with 6 suprising antennas and its main body like the old fashioned cellular phones, you need to pay much time to know more details about this cell phone jammer. Can be allied into large amount of araes, like meeting rooms, museums, classrooms, training centers, factories, banks, trains, bus and more, this 6 Antenna High Power 3G Cell phone & 315MHz 433MHz Jammer has been hot sold all over the world. For some locations of special purpose such as hospitals, gas stations where the phone calling is dangerous. It can be used in car directly with a car charger and work wihout stopping for a long time once you turn on its button. There is a point you should pay attetion: Please do field test first to make sure no interference happened to the normal operation of their equipment and instrument, then you will enjoy your jamming days. Specifications Affected...

http://www.jammergroup.com/5-Antenna-25W-High-Power-3G-Cell-phone—WiFi-Jammer-with-Outer-Detachable-Power-Supply-p-29.html Product Description Pay attention to this great jammer product. With Stronger and Longger Omni-directional antennas, Good cooling fan inside and Stable capability, you will be lucky enough to be born into the era of jammer. Popular with most of us, this 5 Antenna 25W High Power 3G Cell phone & WiFi Jammer with Outer Detachable Power Supplyare mainly used in meeting rooms, classrooms, training centers, factories, banks, trains, bus and other places. For some locations of special purpose such as hospitals, gas stations or churches,etc, you also meet with them often. Please do field test first to make sure no interference happened to the normal operation of their equipment and instrument if you are going to order it directly. Welcome! Specifications Affected Frequency Ranges: -CDMA:850-894MHz 37.5dBm 15dBm/30KHz(min) -GSM:935-960MHz  37.5dBm 12dBm/30KHz(min) –DCS/PCS:1805-1990MHz...

http://www.jammergroup.com/4-Antenna-Cell-Phone-Signal-Blocker-with-Remote-Control-p-266.html Product Description If you are afraid that a cell phone signal blocker will jam or interference the signal of base stations, with this blocker you needn’t worry about this issue. It can widely use in conference rooms, museums, theatres, concert halls, churches,temples, classrooms, training centers, factories, banks, trains and some specialplaces as hospital, gas stations and more. This blocker is bestseller product around the world. It can jam CDMA, GSM, DCS/PCS and 3G band and the jamming range arrive to 40 meters. With AC adapter, it can work non-stopped and quietly. Furthermore, you can turn on and turn off the jammer with the remote control. The external Omni-directional antennas can cover down link of all the TX frequency, but do not interference the base stations. The 4 antenna cell phone signal blocker with remote control has pretty much everything that you’d want in blocker. Thus,...

http://www.jammergroup.com/17-w-low-power-multiband-jammer-p-23.html Product Description Advantages and Features 1. All the RF frequencies only blocking the downlink band, never to the uplink. 2. Good cooling system. Work 24 hours/365days continuously. 3. Easy and Fast Installation. Applications Meeting Room, Oil and Gas Storage Facilities and fields, Hospitals, Theatres, Recording Studios, Banks, Contract Tendering Rooms, Churches, Conference Rooms, Classrooms, Testing Facilities, Security Services, Military Units, Secret Services, News Conference Rooms, Libraries, Museums, Prisons, Courts, Border Patrol and Drug Enforcement, Customs, House, Small prison areas. Product parameters Working RF Frequency: IDEN/Nextel/CDMA: 850-894MHz 3.5W GSM900:925-960 MHz 3.5W PCS/GSM1900: 1805-1990MHz 2W 3G/UMTS: 2110-2170MHz 2W GPS: L1    2W VHF: 135-174 MHz 2W UHF: 400-470MHz     2W Total Output Power: 7Bands 17Watts Power supply: AC220V/ 110V    DC5V12A Power Consumption: 60W Device Size:...

http://www.jammergroup.com/portable-powerful-all-gps-signals-jammer-p-149.html Product Description     Absolutely new modern service is available for you with a new GPS signals jammer – a GPS jammer which can block any GPS signal and actually make you perfectly invisible for spies. It is a GPS jammer used for cars blocks practically most signals of GPS tracking system and L1, L2 and L5 bands. While using this GPS tracking jammer, you are blocking all GPS signals in 15 meters radius and each GPS tracker will be neutralized in or around your car. The power source of the GPS tracking jammer is an embedded rechargeable battery. The battery works for 2-3 hours. Power adapters are also useful to supply your tracking jamming device directly and turn it on at every time you want. This GPS jammer is a car portable and GLONASS jamming device and its technology was developed in Sweden. It is able to avoid any kind of tracking. This device is easy in usage and handheld, so you have...

http://www.jammergroup.com/high-power-portable-gps-gps-l1l2l3l4l5-jammer-p-138.html Product Description Are you sick of being tracked like a criminal? This certain device is a gorgeous GPS jammer which can totally solve your troubles. The can prohibit signals from tracking your current location; pay a private space for you. All of this owes to the high power portable GPS (GPS L1/L2/L3/L4/L5) jammer. The device can work while being charged. Moreover, each band can work separately or simultaneously. Up to 2 Watt power which makes the device more powerful. It is easily taken and operated, internal chargeable battery and lower power consumption, it can be working continuously more than 1 hour and the battery is easily charged by pocket charger. You can create an area about radius 2 to 15 meters to shield. The portable jammer comes with an AC adapter and car charger, which can be used for recharging. The GPS signal jammer can be quite useful for blocking GPS signals can help provide security....