The 12-channel cell phone signal jammer is a green and environmentally friendly cell phone signal jammer, which only blocks the reception of on-site cell phones and has no effect on the surrounding base stations. This machine adopts 12 channels of output, which can shield various mobile phone signals within 1-10 meters of domestic and foreign mobile phones (depending on the signal strength of the base station); the connection is completely cut off.
$687.78
$987.98
