Total 12 products for who invented the cell phone Manufacture & Suppliers

• Plastic Shell 2G 3G 4G LTE Cell Phone Signal Blocker Jammer 5.6W WiFi Bluetooth

  

  ... 4G LTE and 4G Wimax signal is a dream? Then with the 3G/4G All Frequency Portable Cell Phone Jammer with 8 Powerful Antenna (4G LTE + 4G Wimax) being invented, this goal can be achieved. Besides jamming the...

  Shenzhen Greetwin Technology Co.,Limited

  Guangdong,China

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• Selectable Cell Phone Signal Jammer 3G Lojack GPS For Examination Hall

  

  ...Cell Phone Signal Jammer 3G Lojack GPS For Examination Hall Product Description Now to meet the requirements of people more and more jammers that designed with the selectable button has been invented and now...

  Wolves Team Limited

  China

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• 3G Lojack GPS 15M 3W Mobile Phone Scrambler For Examination Hall

  

  ...Cell Phone Signal Jammer 3G Lojack GPS For Examination Hall Product Description Now to meet the requirements of people more and more jammers that designed with the selectable button has been invented and now...

  Wolves Team Limited

  China

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• OEM ODM Wireless Bluetooth Module 1uA TI RF Module 12×20×2.7mm AN2640R2SA-K

  

  ...) - 9 - mA Transmit Mode - 12 - mA TX Power - 3.7 5 dBm RX Sensitivity - -90 -97 dBm Distance 60 m Since the invention of cell-phone technology, studies have been conducted to see whether they pose...

  Beijing JiaAn Electronics Technology Co., Ltd.,

  Beijing,China

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