... controller BRC-01, 1 Bluetooth adapter BMD-01 (radio),1 Bluetooth adapter BMD-01 (GPS), the other ... mobile phone to listen to music, cable input radio or GPS information at the same time can ... heard, if want to maintain radio time to hear you, then for walkie-talkie wired connection, but ... premise must be handheld walkie-talkie with BMD-01 Bluetooth adapter, adapter and walkie-talkie connection, an PTT ...