Ultra HD Real 4K Dash Cam Adopt top quality Sony 8MP IMX317 Sensor, captures super clear view at Ultra HD 4K 3840 * 2160 @30fps. 4K resolution offer amazing video quality, four time higher than a regular Full HD recording. Help you read most details from street signs, license plate etc. Give you peace of mind when you're driving. Upgraded Super Night Vision & WDR Come with 8 Megapixel image sensor, provide a much clearer image than most dash cameras at night, combine with upgraded 7-Glass F1.8 aperture lens and WDR (Wide Dynamic Range) technology, maintain sharp image and automatically balance the lighting at over bright and over dark area. Help capture clear details that other cameras cannot read, like road signs, license plates. Built-in Wi-Fi & GPS 2.4GHz & 5GHz dual-band Wi-Fi could transmit in two different standard frequency ranges to avoid wireless interference. A more stable Wi-Fi signal and faster Wi-Fi speed bring blazing speed for file transfer. With GPS logger, dash camera can log the current speed and GPS location, also automatically correct the time by synchronizing with the satellite. Timestamp can be embedded in the video. You can check the GPS route on VIOFO APP. Buffered Parking Mode Buffered parking mode will be able to record events leading up to an impact / motion that has been detected. Car camera will save 15 seconds video before the event and 30 seconds after the event. This is an excellent feature and completes a true parking mode as there can be a lot of vital information in the lead-up to whatever triggered recording. To use parking mode, it is better to buy VIOFO HK3 hardwire cable separately. Premium functions Loop recording, emergency recording, motion detection, time lapse and so on. All your daily driving needs will be satisfied by this dash cam. 4k dashcam