12 channels signal jamm ers for 5g gps remote control wifi lojack gsm lte cdma, Silver

12antenna signal block er jam 2g 3g 4g 5g wifi gps lojack rf uhf vhf bluetooth signal jamm er, jamm ing all types of android phones, tablets, smart phones, iphones, win phones etc. this cell phone jamm er can meet your goal of the most general type of influence frequency. easy to carry, handheld. good cooling system with 3 cooling fans inside. ability to jam all popular frequencies around the world at the same time,silencers can be adapted to different countries,you can set the parameters manually - if you do not want to jam any signals, you can turn them off.syi