Feature:  1.Stunning 4K HD Recording:  Outstanding image quality with high resolution of 3840*2160P,capturing license plates, road signs, and other critical details on the road.  2.Dual Channel with outstanding image quality;Dual-Channel Front & Rear Recording:  Compatible with the rear camera, the Pro Plus+ can achieve dual-channel recording, providing all-round protection so you can drive with peace of mind.In dual-channel mode, the front camera maintains up to 2160P resolution, the rear camera records in 1080P.  3.Super high resolution 4K UHD.  4.Advanced driver assistance systems (ADAS):  ADAS detects your environment and uses voice alerts to warn you about security issues.  5.Powerful night vision . 6.Built-in GPS:  Tracks and displays real-time travel data, including time, speed (km/h, mph) and coordinates. Tracks the exact location of the accident, if necessary, is key to help on roads and insurance requirements.  7.24-hour parking surveillance:  For the user manual please CLICK.     Specification:  Resolution: 4K UHD  3840*2160P.  Chipset: NOVATEK  NT96675.  Sensor: SONY IMX335.  Screen: 3.0inch 240*320 IPS Screen.  230*320 refers to the size of the switch screen.  Front Cam: 6G 2160P 170°.  Rear Cam: N/A.