A mobile phone jammer is exactly what it seems like. A device intended to block mobile phone sign transmission or disrupt cell reception. They operate by creating cell phone sign jammer in the frequency vary used by cell phones—disrupting conversation between phone end users as well as the cell tower. https://newestmobilephonejammer32083.blogdanica.com/13415905/the-2-minute-rule-for-portable-mobile-phone-jammer