GF-21 GPS Locator Tracker Real Time

00% new high quality. made of high quality, durable, strong and stable materials remote collector, remote recording, voice backup call, voice recording, high definition silicone microphone, wifi + lbs + agps. real time tracking, historical track, anti vibration alarm, electronic fence, strong integrated magnetism, various energy-saving methods, low-power alarm, remote switch on and off. emergency call: in an emergency, press the sos key to send a call and message to the guardian for help. the mobile device can detect the loss. two way phone: the address book number to call the user. anti interference mode: the mobile phone application of the guardian can set the time range without interference and protect the incoming calls of the device. remote monitoring: a very sensitive microphone that can monitor the surrounding sound in real time in case of emergency.