G-Sensor & Emergency RecordingBuilt-in G-sensor. Three sensitivities, high, medium, and low can be preset. When an impact is detected, the video file will be locked so that it will not be overwritten during loop recording. Always ready to restore accident scenes when you need them most.(If you use the car frequently, it is recommended to adjust the sensitivity to low sensitivity) | GPS TrackingGPS records the precise speed(KM/H or MPH), direction, location, longitude, and latitude data while driving. When videos are played on a computer, a simultaneous Google map view will show your vehicle’s location, driving route, and driving speed. You have to check driving tracker footage by "DVR Player" (Compatible with Windows and Mac OS). | Reversing Aid AssistanceWhen you shift to "R" gear, the rear view mirror will automatically show on the screen with guidelines for easy and safe parking. ( This function is activated by the red wire of the rear camera connect to the positive of the reversing light ). |