1 - 10 Results for who invented the cell phone from 12 Products
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 are well welcomed by people now and here that you are viewing is the Selectable Portable 3G Mobile Phone LoJack Jammer & GPSL1 GPSL2 GPSL5 Signal Jammer, which is a new invented......
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.,
Verified Supplier
Rm.1002,B China Railway Build. No.28, Pingguoyuan Rd, Shijingshan BeiJing 10041,CHINA
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 4G LTE and 4G Wimax signals at the same time, it...
Shenzhen Greetwin Technology Co.,Limited
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 are well welcomed by people now and here that you are viewing is the Selectable Portable 3G Mobile Phone LoJack Jammer & GPSL1 GPSL2 GPSL5 Signal Jammer, which is a new invented......