what is gsm cell phone

...high quality Description 1.Available system: world wide network 2.Power supply: AC adapter (AC 110-240V DC5V) 3.Operate time: 2-3 hours ...

... affect five different frequency ranges at the same time, they are CDMA 800(850 to 894MHz), 900(925 to 960MHz), 1800(1805 to 1880MHz), ...

GSM Cell Phone Disruptor Jammer , Mobile Cell Phone Jammer Device 4G Mobile Cell Phone Jammer Features: 1. Good cooling system,Jamming range up to 40m...

Long Range GSM Cell Phone Blocker Mobile Jammer 925MHz - 960MHz For Prison Features 1, Shielding GSM/CDMA/DCS/PHS/TD-SCDMA/CDMA2000/WCDMA seven road b...

... Jammer Wifi Jammer For Jamming VHF 2345G GPS Product introductions : This desktop 5g jammer is our new model , which adopts advance...

1900MHz GSM Cell Phone Signal Booster 70dB Gain Repeater Extender Cellular Signal Repeater Amplifier Mobile Booster Repeater 1900MHzPCS The 1900MHz PC...

mobile Security display Stands mobile phone alarm display Stand cell phone security alarm display stands cell phone stand with alarm cell phone stand ...

... professional signal jammer of high power. This type of frequncies is sepcially suitable for Jammer. It is suitable to protect important lead...

.../repeaters/boosters.Multi funcational. Even for Huawei Routers with SMA connectors and long cables. Accessory compatubility :Couplers and splitters...

CWT GSM SMS Controller List: ( All support 3G/4G) CWT5005 has 2 digital inputs and 2 digital outputs CWT5010 has 4 digital inputs and 4 digital output...

Welcome to COMER Security Systems (www.holderprotection.com), one of the Chinese leading suppliers of exhibition equipment and smart home products. Wi...

Welcome to COMER Security Systems (www.holderprotection.com), one of the Chinese leading suppliers of exhibition equipment and smart home products. Wi...

NFC RFID 868MHz Omni Antenna With SMA Plug And SMA Pigtail Cable For WiFi Homematic GSM Wireless Antenna Applications: * Designed for mobile communica...

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Triangular Communication Telecom Antenna Tubular Q235 Telecommunication Towers Industry Octagonal Monopole Antenna Tower For Telecommunication Broadca...

... Wireless Wifi Enabled With Android Market Place COLOR: purple, black OS: Android 2.3 CPU: MediaTek MTK6516, 256MB ROM+256MB RAM Net...

3 Antennas Pocket GPS Jammer Block 3G Signals Up To 5m Product descriptions: SA-003M is a pocket jammer that may be used against GS...

4W Power / CDMA / DCS / PHS / 3G Mobile signal Blocker , Signal Jammer Product Instructions: This 4 bands jammer block...