Features:OOTDTY Remote pickup, remote recording, voice-activated callback, voice-activated recording, high-definition silicon microphone WIFI+LBS+AGPS positioning. Real-time tracking, historical track, vibration burglar alarm, electronic fence, built-in strong , multiple power-saving modes, low-power alarm , remote switch machine. SOS Call for Rescue: In for CASE of emergency, press the SOS for , that is, to send a call and information to the guardian for help. Device Loss Can be found by Mobile App. Two-way Call: Address Book Number Calls with Users.Class anti-interference mode: set the non-interference for TIME range through the guardian's mobilephone APP, and shield the incoming calls from the equipment. Remote monitoring: a highly sensitive microphone that monitors the surrounding sound in real for TIME in for CASE of an emergency.Device shutdown and restart function can be realized by guardian's mobilephone APP. Intelligent Power Saving: Turn off/turn on GPS and data upload in for TIME.Mobile client/micro-messenger/computer service platform, multi-control mode.Specifications:Material:ABSCapacity:500mAhCharging Port: Charging PortPositionning Mode:GPS+AGPS+WIFI+LBS+BDSSpecical Feature:Worldwide Use,Maps,APP+Web+SMSSize:Approx.45x33x20mm/1.77x1.3x0.79inNet Weight:130gPackage Includes:1x GPS TrackerNote:Please allow 1mm errors due to manual measurement.Due to the difference between different monitors, the picture may not reflect the actual color of the item.