personal gps tracker

EST-810K12T 2G 3G 4G 5G Cell Phone Signal Jammer High Power Signal Synchronic 1. Introduction EST-810K12T is a wide broad scanning communication technology, is able to block 2G, 3G, 4G, 5G mobile phone signal, 2.4+5.2+5.8G WIIF, wireless microphone, candid camera, etc. Turn into out-of-services or out-of-signal status. Suitable for organiza…