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http://www.jammergroup.com/ABS-DCS-UMTS-Dual-band-Mobile-Phone-Signal-Repeater-Amplifier-Booster-p-276.html Detailed Product Description A mobile phone signal repeater provides the ultimate solution in any area where cellular communications cannot work well due to leak of signals. The repeater device features easy installation & operation, build-in indoor antenna and no interference. It could also improve indoor electromagnetism environments, protract cellular battery life and reduce radiation of cellphones. A mobile phone repeater is ideal for house, home, office use. Introduction to Mobile Phone Signal Repeater l  Enhance Mobile Phone Signal Strength l  Improve Communication Quality l  Reduce Cellphone Radiation l  Protract Cellular Battery Life l  Economic Building Cost l  Easy Operation l  Easy Installation l  Build-in Power Supply The device featured by easy installation & operation and no interference. It is the ideal device for boost mobile phone signal. A...

http://www.jammergroup.com/Waterproof-500W-High-Power-Phone-Jammer-with-Directional-Antenna-p-526.html Product Description Have you ever consider the high power jammer can own the waterproof and 500W high power at the same time? Just have a look at this Waterproof 500W High Power Phone Jammer with Directional Antenna, then you will be amazed by it. This 500W high power phone jammer has used many advanced technology such as the Digital Frequency Sweep technology to reach the goal of low power consumption and high efficiency. Besides since owning 500W high power and CDMA GSM DCS PCS 3G 5 jamming frequency bands, the output of each band is 100W and in this way the jamming distance of this waterproof phone jammer is up to 500 meters depending on the signal strength in the given area. Besides a big advantage of this 500W high power phone jammer is that each band can work separately and you can adjust the power according to the real needs. Since designed with the built-in intelligent modules,...

http://www.jammergroup.com/Adjustable-3G-4G-Wimax-Mobile-Phone-WiFi-Signal-Jammer-with-Bulit-in-Directional-Antenna-p-529.html Product Description Do you want to own a signal jammer that can block all the GSM, CDMA, DCS, PCS, 3G, 4G Wimax,WiFi? The latest adjustable 3G 4G Wimax mobile phone signal wifi jammer with built-in directional antenna is just available here. This is a 16W output power 3G 4G Wimax cell phone signal jammer and Wifi blocker with jamming range up to 1-25m, with the jamming radius still depends on the strength signal in given area. The stronger jammer will manage to block all signals within the range. The jammer is specifically designed with in-built directional antenna, which makes it less obvious when used as anti-spy gadget. The directional antenna can also reduce interference of jamming. Of low power consumption and equipped with efficient thermal design, the blocker can work with great durability for continuous 24h.Anyway, it can be wise choice for any signal jamming...

http://www.jammergroup.com/10-Antenna-10-Band-3G-4G-GPS-WiFi-LoJack-UHF-VHF-All-Signal-Jammer-p-533.html Product Description There are a lot of signal jammers for sale in the market, but seldom designed with 10 antennas, but this 10 Antenna 10 Band 3G 4G GPS WiFi LoJack UHF VHF All Signal Jammer that you viewing here just owns such kind of design. First as designed with 10 antennas and owns 12W high output the jamming distance and jamming range of this 10 antennas high power jammer is really powerful as this high power multi-purpose signal jammer can cut off the signals of CDMA GSM DCS PCS 3G 4G LTE 4G Wimax GPS WiFi Bluetooth VHF and UHF at the same time and depending on the signal strength in the detailed place the jamming distance is up to 10 meter at most. Thus high quality cooling system that designed with the cooling fan inside has been used on this high power GPS WiFi LoJack UHF VHF 3G 4G phone jammer so that this 10 antennas high power jammer can stay in the good working condition...

http://www.jammergroup.com/Remote-Controlled-4G-Mobile-Phone-Jammer-p-535.html Product Description Seldom there are mobile phone signal jammers that designed only to cut off the signals of the 4G and as now people have the need so just here this Remote Controlled 4G Mobile Phone Jammer comes to keep in pace with people’s requirements and the technology. Firstly this 4G mobile phone jammer is a desktop signal jammer so that it has been designed with the high quality cooling system and in such kind of condition this desktop 4G mobile phone jammer can reach the 24/7 nonstop working goal easily. Besides, this 4G mobile phone signal blocker has been designed with the remote control, via which people can turn on or turn off the jammer easily as well. Thus as designed with 3 antennas so that this remote controlled 4G jammer can cut off the signals of 2300MHz-2400MHz, 2550MHz-2620MHz, and 2620MHz-2660MHz at the same time. And although the high output power of this desktop remote controlled...

http://www.jammergroup.com/PC-Controlled-8-Antenna-3G-4G-Cellphone-Signal-Jammer—WiFi-Jammer-p-539.html Product Description Have you ever consider that you can connect the jammer to the computer and then decide the power of it? Then here this PC Controlled 8 Antenna 3G 4G Cellphone Signal Jammer & WiFi Jammer that you are viewing here just owns the ability. Firstly as owning the PC controlled function so that people can easily decide the power of this WiFi 3G 4G cellphone signal jammer, which is really convenient. And also able to decide which group signal frequency bands to block or not since this PC controlled WiFi 4G mobile phone jammer owns two groups, one group is the CDMA GSM DCS PCS and the other group is 3G WiFi 4G Wimax. Thus as designed with 8 antennas this high power desktop PC controlled WiFi 3G 4G phone blocker can also easily block the CDMA GSM DCS PCS 3G 4G Wimax and also WiFi at the same time and depending on the signal strength in the detailed place the shielding...

http://www.jammergroup.com/12-band-Jammer-Cell-Phone-GSM-CDMA-3G-4G-WIFI-GPS-VHF-UHF-and-Lojack-p-542.html Product Description This signal jamming device that you are viewing here is the All Frequency 2G 3G 4G LTE 4G Wimax Phone Blocker WiFi  GPS VHF UHF Jammer & Lojack Jammer which is a powerful signal jamming device and can help people a lot. Firstly, since designed with high power output of 16W so that this high power signal blocker owns up to 50 meters jamming distance depending on the signal strength in the given area. Besides as this high power multi-purpose signal blocker owns 8 antennas so that it can cut off the signals of CDMA/GSM, DCS/PCS, 3G, WiFi, 4G LTE,4G Wimax, GPSL1, VHF UHF and Lojack Jammer at the same time, which is really powerful. what’s more, the adjustable button has also been used on this high power signal blocker so that you can decide the jamming frequency bands and jamming distance according to your real situation. Also the design of the good...

http://www.jammergroup.com/8-Bands-Adjustable-Powerful-Multi-functional-3G-4G-Phone-Blocker—GPS–WiFi—-4G-LTE—4G-Wimax–p-544.html Product Description Just here the product that you are viewing is the 8 Bands Adjustable Powerful 3G 4G Cellphone Jammer &  WiFi Jammer, which is designed with powerful jamming ability. Firstly, as owning 8 antennas this high power signal jammer can cut off the 2G 3G 4G UHF VHF WiFi and Bluetooth signals at the same time. Thus as designed with 18W high power the jamming radius of this UHF VHF WiFi 3G 4G cellphone jammer is up to 40 meters for the WiFi 2G 3G 4G Bluetooth signals and 15 meters for UHF VHF signals. What’s more, as this high power 3G 4G UHF VHF WiFi Bluetooth signal blocker has designed with the adjustable buttons so the owners can easily decide the jamming distance and the jamming frequency bands as well. Besides as designed with the car adaptor this high power adjustable UHF VHF WiFi 3G 4G mobile phone jammer...

http://www.jammergroup.com/13Bands-Adjustable-High-Power-Signal-Jammer-All-Frequency-20-3000MHz-with-All-Cell-Phone-Jammer-p-575.html Product Description Most of us know that in important places like prisons, military meeting and museums, actions have always been taken to prevent the message from being given out. What kind of device can install in these places to reach the purpose, the Rackmount High Power Cell Phone Signal Jammer must be the one which is most suitable. A big merit of this rockmount high power cell phone signal jammer is that each band can adjust RF power output level or turn off without influencing the other bands’ operation. The original antenna is external double channel directional panel antennas and you can select antennas to provide more flexibility regarding jamming coverage. The jamming coverage of this jammer is so strong that the jamming range could reach 500m, but the jamming range is also determined by the strength of signal in given area. Seen from its...

http://www.jammergroup.com/8-Antenna-Handheld-Jammers-WiFi-GPS-L1-L2-L5-and-2G-3G-4G-All-Phone-Signal-Jammer-p-580.html Product Description This Selectable Portable 8 Antenna Handheld Jammers WiFi GPS L1 L2 L5 and 2G 3G 4G All Phone Signal Jammer that you are viewing here is the new designed signal jammer that is designed with the ability to cut off the signals of GSM, DCS, PCS, 3G,4G LTE,4G WIMAX and WiFi GPS L1,L2,L5, i at the same time. The powerful jammer has a wide affected frequency ranges to include CDMA/GSM, DCS/PCS, 3G, 4G LTE,4G WIMAX and WiFi GPS L1,L2,L5 . It also has a jamming range up to 20m, depending on the signal strength in the given area. Within the range, just turn on the jammer, all wireless connection to 2G, 3G, WiFi GPS VHF UHF and Lojack network will be disabled at the same time. Also, the jammer is a selectable unit. In other word, user can choose to allow operation of one or a few of frequency bands. Adjustment of ON or OFF any of the single bands will...