Feature:  1.2880*2160P HD Dash Cam.  2.24 Hour parking monitoring:Day or night，even in the car to stop can real-time monitoring to prevent others.   3.Loop Recording:Video can be recorded in 1. 3.or 5 minute intervals； When the storage limit is reached on the memory card, new recordings will automatically overwrite oldest recordings yet locked videos will be safe from being overwritten. Supports high-endurance micro TF me mory cards up to 64GB in memory size.  4.G-sensor:When the G-sensor detects a collision,the current video is locked, ensuring important footage is kept protected.  5. Using 170 wide Angle, the front and adjacent two lanes can be clearly monitored to avoid the image deformation and edge blurring caused by wide Angle.     Specification: CUP: Allwinner V536 Cortex-A7at1.2GHz dual core. System: Linux 4.9.  Storage card: TF card. Shooting Angle: 170°.  Data transfer interface: USB. FLASH: 16MBbytes NOR FLASH.  DDR: 256M LPDDRⅢ 32 bit. Front video resolution: 3840*2160, S/30 frames.  Display screen: MIPI 4 inches ，resolution: 360x640. Rear camera: AHD 1080P.  Front camera Gekewei: GC4653 6P 4K (3840*2160).  Front built-in image.  sensor: 1/3' CMOS.  Battery: Built-in button battery and farad capacitor.  Lens angle of view: 145 degrees.  Installation position: front damper glass. Rear camera resolution: 1920x1080, S/25 frame.  Video format: TS H.265 (HEVC). Picture format: JPG.  Gravity sensor: support.  Time-lapse video: support (with dedicated step-down cable).  Rear view: support. Parking monitoring: support.  Track query: support (with dedicated player). Standard voltage: DC5V.  working temperature: -20°——70°.  CPU Operating temperature: 0℃~50℃.     Package Include:  1X Car Dash Cam  Car DVR