cell phone signal jammer mobile blocker portable high range WiFi bluetooth GPS

This video will show how to use the desktop 6 bands cell phone jammer. This is a multi-function jammer that can jamming 4G LTE signal, WiFi signal and GPS signal. For more information on the latest jamming devices, please visit our official website: https://www.perfectjammer.com/all-cell-phone-jammers-blockers.html

http://www.nicovideo.jp/watch/sm33445153