10 Main Features: 1. An emergency SOS button function In an emergency, press the SOS button, namely to guardian to send a distress message. 2. Double positioning: GPS satellites and dual monitoring base station positioning all real-time positioning tracking. 3. Smart power-saving: GPS closed mode. 4. High sensitivity of the microphone. 5. Two-way conversations: Users can call each other. 6. Electronic fence: Equipment centered on the map drawn an area, the area of APP and short message alarm immediately. 7. Historical trajectory: Path query three months anytime and anywhere. 8. GSM four frequency system: 850/900/1800/1900 MHZ. 9. Time show that GPS precise GPS clock. You don’t need to manually adjust the time. 10. Pedometer: steps to measure the user’s walking.
