[Multi-function & Professional Services]: Loop Recording allows continuous recording even if the memory card reaches full capacity; G-sensor can lock and save important footage when collision happens; When the car is put into reverse, the screen image will automatically display parking assist lines for safe and easy parking. Meantime, we have experienced engineers and professional support teams to provide 7x24Hrs comprehensive help for each customer. [24H Parking Surveillance & Time-Lapse]: 24H Parking Monitor & Time-Lapse functions only work on an external power source or Hardwire Kit(Not included). After you park, once someone attempts to steal, collide, scratch your car and the impact reaches the G-sensor level, the rear view mirror backup camera will record 20 seconds of video, then lock and save it without being overwritten. Besides, supported by the time-lapse shooting function to maximize the advantage of memory storage. [Hands-free Interactive Voice Control]: Now Veement 4K wifi mirror dash cam allows you to use your voice to control the camera while dirving: Turn on(off) screen/ Lock the video/Show both cameras, ect. Access to basic functions using simple voice commands, which can keep your hands on the wheel, offering you a safer, more comfortable driving experience. [Full Touch 12" IPS Screen & Stunning Night Vision]: Veement mirror car camera adopts 12" IPS full touch screen, effectively prevent glare and effectively reduce the impact of rear high beam lighting on vision. Besides, user-friendly UI interface will make your operation easier and more convenient. Equipped with superior Sony ''Starvis'' sensor, which improves low light sensitivity and ensures sharp details are captured even in extremely low light conditions. Make it your most trusted guardian. [Wifi Connection & GPS Tracking]: VU12 front and rear dash cam has built-in WiFi module, which allows you to operate and change setting, view recording videos on your phone via "RoadCam" APP even no need to take out the SD card, more easier to provide important footage when insurance claim and save your time. Besides, GPS function records accurate speed and location data for your dash cam when driving, you can also download and share videos to social media or your families via APP. [Upgraded Superior 4K Mirror Dash Cam]: Veement VU12 rear view mirror camera adopted Sony Starvis Sensor and high transmittance glass lens, which provides up to ultra HD 4K (3840*2160P) on front view and 1920*1080P on rearview mirror camera, offering you more clearer footage and key details, such as road signs and road conditions, capturing license plates from a distance. Besides, wide front 170° and rear 160° lens dual camera ensure to reduce blind area and recording more scenes on the road.