GF21 Mini GPS Tracker Voice Recorder

● multifunction design ● remote pickup, remote recording, app ● listening, voice recording, voice control callback, real-time tracking, ● shock burglar alarm, sos one key for help, historical trajectory ● comprehensive support lbs, gps and beidou ● high-definition silicon microphone ● electronic fence ● support a variety of power-saving mode ● low battery reminder ● remote switch machine ● built-in strong magnetic ● free installation