Mobile phone signal jammer - automobile gps signal jammer blocker

Mobile phone signal jammer,automobile gps signal jammer blocker,Basic Info Model NO.: CPJ3050 Gpsl1 Jammer: 1500-1600MHz Lojack Signal Blocker: 173MHz 2gdcs1800MHz: 1805-1880MHz Signal Blocker 2gpcs1900MHz: 1920-1990MHz 3G Jammer 2100MHz:...