Diy rf signal jammer - diy wifi jammer

Diy rf signal jammer,diy wifi jammer,3G Mobile Phone + GPS + Lojack Signal Scrambler 50 MetersMain Features: Jamming Device: Cellphone,GPS,Lojack Jamming Signal: GPS,Lojack,3G,GSM,CDMA,DCS,PCS Jamming Area: 5 - 50 Meters in diameter...