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How Cell Phone Jammers Work

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Total 4565 products for how cell phone jammers work Manufacture & Suppliers

21kg Net Weight Prison Cell Phone Jammers Analog / DDS Internal Modulation

High Power Prison Cellphone Jamming / Jammer System , Prison Cell Phone Jammers VBE-480P Series Jammer VBE-480P signal Jammer device is a high-tech product developed by our company in combination with advanced ...

VBE Technology Shenzhen Co., Ltd.
Guangdong,China

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3G Portable Cell Phone Jammer , 4G LET Wmax Jammer / Blocker With 6 Antenna

3G Portable Cell Phone Jammer , 4G LET Wmax Jammer / Blocker With 6 Antenna 1.Quick details jamming range:1-10m frequency:GSM/CDMA/DCS/PHS/3G/WIFI/GPS car charge and normal charge 0.8W for each frequency 6 band...

EASTLONGE ELECTRONICS(HK) CO.,LTD
Hebei

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CDMA 3G 4G LTE Prison Cell Phone Jammers Waterproof For Tactical

...Cell Phone Jammers Waterproof For Tactical Prison Cell Phone Jammer Description: During the peace-time devices from this category might be used with many other purposes which might become very helpful to civ...

Shenzhen Greetwin Technology Co.,Limited
Guangdong,China

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Indoor 80W Prison Cell Phone Jammers Four Band for Detention House

...Cell Phone Jammers Four Band for Detention House Prison Cell Phone Jammer Introduction: For the very important places as the prisons, the military and the some special government agencies protect the informa...

Shenzhen Greetwin Technology Co.,Limited
Guangdong,China

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Cube Style 240W Mobile Phone Network Jammer , Cell Phone Jammer Kit Long Working Time

...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 se...

Wolves Team Limited
China

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50m Range High Frequency Wireless Cell Phone Jammer with Car Charger for Mobile Signal Blocking

...Cell Phone Disruptor Jammer High Frequency With Car Charger 50m Jamming Range Wireless Mobile Phone Signal Jammer With Car Charger How to Choose a Cell Phone Jammer by Specifications Are you considering buyi...

Shenzhen Sacon Telecom Co., Ltd
Guangdong,China

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CDMA / GSM Portable Cell Phone Jammer Blocker EST-808HC With 3 Antenna

...-1990MHz 25dBm 3dBm/30KHz(min) 3G 2100-2200MHZ 25dBm 3dBm/30KHz(min) Available system: world wide cell phone network Power supply: AC adapter (AC110V-240V DC9V) Operate time: 2-3 hours Semidiameter of interc...

EASTLONGE ELECTRONICS(HK) CO.,LTD
Hebei

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3G Portable Cell Phone Jammer Blocker EST-808HA , 2100 - 2200MHZ Frequency

...-1990MHz 25dBm 3dBm/30KHz(min) 3G 2100-2200MHZ 25dBm 3dBm/30KHz(min) Available system: world wide cell phone network Power supply: AC adapter (AC110V-240V DC9V) Operate time: 2-3 hours Semidiameter of interc...

EASTLONGE ELECTRONICS(HK) CO.,LTD
Hebei

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CDMA / GSM Portable Cell Phone Jammer / Blocker 25dBm With 3 Antenna

...-1990MHz 25dBm 3dBm/30KHz(min) 3G 2100-2200MHZ 25dBm 3dBm/30KHz(min) Available system: world wide cell phone network Power supply: AC adapter (AC110V-240V DC9V) Operate time: 2-3 hours Semidiameter of interc...

EASTLONGE ELECTRONICS(HK) CO.,LTD
Hebei

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30dBm Portable GPS Cell Phone Jammer/blocker/shield

...Cell Phone Jammer 4 Antenna EST-808KF 1 Quick detail : No need installation ,esay to operate block frequency ；CDMA/GSM DCS/PHS,3G,GPS 2 Specification Output port Frequency Average out-putting power Channel o...

EASTLONGE ELECTRONICS(HK) CO.,LTD
Hebei

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Security 3G Portable Cell Phone Jammer 25dBm CDMA / GSM Blocker

...-1990MHz 25dBm 3dBm/30KHz(min) 3G 2110-2170MHZ 25dBm 3dBm/30KHz(min) Available system: world wide cell phone network Power supply: AC adapter (AC110V-240V DC9V) Operate time: 2-3 hours Semidiameter of interc...

EASTLONGE ELECTRONICS(HK) CO.,LTD
Hebei

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WIFI Portable Cell Phone Jammer / Mobile Signal Blocker With 3 Antennas

...-1990MHz 25dBm 3dBm/30KHz(min) 3G 2110-2170MHZ 25dBm 3dBm/30KHz(min) Available system: world wide cell phone network Power supply: AC adapter (AC110V-240V DC9V) Operate time: 2-3 hours Semidiameter of interc...

EASTLONGE ELECTRONICS(HK) CO.,LTD
Hebei

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Indoor 30dbm Portable Cell Phone Jammer 1 Watt For Conference Room

...Cell Phone Jammer For Conference Room 1. Quick Details Model:EST-808KE color:Silver frequency:GSM/CDMA/PHS/DCS/3G/GPS jamming range:1-10m 2. Specication Output port Frequency Average out-putting power Channe...

EASTLONGE ELECTRONICS(HK) CO.,LTD
Hebei

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IP65 Waterproof 400W High Power Cell Phone Jammer with Monitoring Software for Prisons

IP65 Outdoor Prison Cell Phone Jammers High Power 400w With Monitoring Software Product Overview The Wireless Prison Jammer is developed based on our proven outdoor signal repeater technology, which has served ...

Shenzhen Sacon Telecom Co., Ltd
Guangdong,China

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GPS Lojack Prison Cell Phone Jammer with 16 Antennas 38W High Power and 40m Jamming Range

... signal blocking capabilities. With an effective jamming range of up to 40 meters (depending on local signal strength), this versatile jammer can simultaneously disrupt multiple frequency bands including CDM...

Shenzhen Sacon Telecom Co., Ltd
Guangdong,China

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Indoor Jamming Range 100m 3G 4G GSM GPS WiFi Cell Phone Jammer

...Description: Indoor Multi-band cell phone signal jammer can work to isolate the specified unwanted frequency bands when there is the demand for signal free zone. The 6 antenna portable GSM 3G 4G phone signal...

Wolves Team Limited
China

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2400MHz WIFI + 3G / 2G Portable Cell Phone Jammer EST-808HF For Custom

2400MHz WIFI + 3G / 2G Portable Cell Phone Jammer EST-808HF For Custom 1.Quick details Model:EST-808HF Portable WIFI and cellphone jammer range:1-10m frequency:800/900/1800/1900/2100/2400MHz output power:3.2W a...

EASTLONGE ELECTRONICS(HK) CO.,LTD
Hebei

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28 Bands Handheld Cell Phone Jammer WIFI GPS UHF VHF 315 433 12 Months Warranty

OEM 28 Bands Portable Handheld Cell Phone Jammer WIFI GPS UHF VHF 315 433 Signal Jammer 1. Specification Frequency bands Output port Frequency range Band 1 VHF/LOJACK 135-175MHz Band 2 4G700 700-......

EASTLONGE ELECTRONICS(HK) CO.,LTD
Hebei

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220VAC Light Weight Long Range Cell Phone Jammer 0.8GHz-6GHz Working Frequency

... of current mobile signals within its 30m jamming distance. This product can classify different target signals and then jam them. This jammer is also equiped with power supply 220VAC, 50Hz. The device has pr...

Zhejiang Zhongdeng Electronics Technology CO,LTD
Zhejiang,China

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14 Antennas Cell Phone Jammer Wiith 5 Watts Power Each Band , desktop type

... bands for optional 2． 6 to 14 high gain inner directional antennas 3． Safety design for long time working, won’t feel hot. (The traditional metal case jammer will feel hot and not safe) 4． The power of each...

Shenzhen Times Starlight Technology Co.,Ltd
Guangdong,China

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