4 bands,handheld jamme / prison Jammer ,meeting room /office / police use Description: This is a portable type mobile phone signal...
Product Description Just like other Cell Phone Signal Boosters, this Cell Phone Signal Booster for GSM900 and 3G can be applied into different places; small regions signal blind or weak signal...
Product Description Widely used in following places, such as Conference room, auditoriums, law court, library, exam room, school, cinema, theater,hospital, government, military, finance, security,...
Product Description When you hold a jammer in your hand, but have no idea about its power off problem. How will you do and what will you ask for help. The coming out of this 120 0mAh Rechargeable...
