Cellphone Jammer
A jamming device, suppressing 4 downlink channels of 2G, 3G, 4G mobile phone signal systems (900 MHz, 1800 MHz, 2100 MHz, 2600 MHz), used in command posts, meeting rooms and hall.
A jamming device, suppressing 4 downlink channels of 2G, 3G, 4G mobile phone signal systems (900 MHz, 1800 MHz, 2100 MHz, 2600 MHz), used in command posts, meeting rooms and hall.