Features: 1. Dual Dash Cam 4K + 1080P:Front 3840x2160P and Rear 1920x1080P recording.Security for Your Driving. 2. Superior Night Visions: We use 6 layers of glass lenses with F1.8 aperture and Sonys top sensor GC4653, further optimizing footage quality in terms of exposure balance, color accurateness and stability.super light-sensitive,even better at night. 1.47 Inch OLED screen with 4 Display modes: It is with 1.47 Inch top OLED screen, click the button to switch to 4 different display modes, Front view, Rear view, Standby, App QR code. 3. WiFi Function: Install the VIIDURE APP on your mobile phone to connect to WiFi. Easily live-view,edit,download and share VIDEO or PICTURE. 4. GPS Recording(Reliable Witness for Accident): GPS tells how fast you're going, what direction and your coordinates at all times. which was a very cool feature. If a cop pulls you over and says you're doing 65 in a 55 zone, you have video to watch and view a moving marker on the route using Google Maps proof of exactly how fast you were going. 5. 170 Front and 140 Rear: With a 170 wide-angle, the dashcam provides excellent image quality and a wider field of view. The reversing camera has a wide Angle lens of 140, allowing you to reduce blind spots and capture excellent quality images. 6. Loop Recording: When this feature is tumed on,the memory card is full and the oldest video will be overwritten by the newly.recorded video.However,videos under special conditions will not be overwritten,such as G-sensor,Parking Monitoring. 7. G-sensor: When your car is subjected to an impact or other emergency,the G-sensor is triggered,so that the recorder immediately records and locks the video. 8. 24H Parking Monitor(Serious Car Sitter): Car stops, security never stops. Time-Lapse mode enables around-the-clock recording; G-Sensor mode automatically records when motion& impact is detected. Leave your car in safe hands under either mode.(Need to use Bucks Line). Specifications: Installation Type: Portable Dashcam suitable for all vehicles Camera Sensor: Front 8MP + Rear 2MP Camera Lens(Front): 6 Glass + 170 Degree Angle + F1.8 Aperture Camera Lens(Rear): 4 Glass + 140 Degree Angle + F2.0 Aperture Video Resolution(Front): 3840*2160P@30FPS Video Resolution(Rear): 1920*1080P@25FPS Photo Resolution: 12M Video Code: H.264 Battery: Built-In supercapacitor and coincell (Battery is very small, can not support working, only for save time&setting, please use original power charger when working) OSD Languages: Support all languages at App. Basic Features: G-Sensor, Cycle Recording, Parking Monitor, Time&Data Display, Wide Dynamic Range, ON/OFF Automatically Memory Card: 64G TF Card included Rear Camera Upgrade: Support max 10 meters cable Rear Camera Add Features: Night Vision, 3840x2160P front Camera, 4K video resolution, WiFi, GPS tracking Pay Attention: About 24h Monitoring: The DVR is only compatible with cars that have a 12V power supply. A 24V power supply will burn the motherboard. If you want to use 24V, please add a 24V to 12V Converter(BL). Packing List: 1 x 4K Dashcam 1 x 1080P Night Visions Rearview Camera 1 x Bucks Line For 24H Parking Monitoring 1 x 64G TF Card 1 x User manual