handheld 16 antennas signal jamm ers for wifi gsm lte cdma 2g 3g 4g 5g gps remote control signal block ers

the latest portable 16 antennas all-in-one design wireless signal jamm er, jamm ing all types of android phones, tablets, smart phones, iphones, win phones etc. that use 2g, 3g, 4g 5g, and cdma 450mhz, block lojack gps, wi-fi 5g, walkie-talkie uhf/vhf and rf signals like 315, 433, 868 full bands 16chancel design, customized for special frequency band,good cooling system with 3 cooling fans inside and bigger sink, nylon cover for handheld this jamm ers 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 -with dip switch, can turn on/off any signal band without affect other bands..syi