Specifications ✅ Dash cam (front + rear) high-resolution photography Front camera (2160P) 4K Rear camera (1444P) 2k ✅ Driving assistant works with artificial intelligence ADAS (anti-collision warning for the car / traffic signal change reminder / front car start reminder and collision detection, etc. ... ✅Audio: Supports microphone input and built-in speaker output ✅Positioning: Supports GPS and OSD operation through Wi-Fi connection ✅G-sensor: Adopts built-in gyroscope, supports locking and backing up recordings When a collision occurs, supports event detection ✅A button installed on the steering wheel works via Bluetooth to capture events and turn on and off audio recording with video with ease ✅Supports audio and microphone and records video with sound. ✅Recording all the time even if the car is stopped with monitoring vibrations and sudden collisions through the 24-hour protection sensor in a complete stop position and vibration or collision with the car (including cable) ✅Monitoring driver behavior And deviations on the road and monitoring the road speed and traffic signals and the safe distance between cars ... ✅ Monitoring via mobile or computer through the Hik-DashCam App by connecting to the Wi-Fi Dash Cam Wi-Fi closely ✅ Built-in 64G internal memory and we provide the customer with a free external memory with a storage capacity of 128 GB to record events and film for at least a week ✅ Night vision feature DNR / WDR Three-dimensional DNR and WDR greatly improve image clarity by reducing noise and adjusting the balance when recording in low-light or high-contrast environments. The large F1.75 aperture draws in more light to add clarity to dark scenes ✅ Monitoring the car stop for 24 hours, recording in the form of a timeline, you can easily upload the clip you need ✅ Built-in G-sensor vibration sensing feature Protect your car 24 hours a day by detecting sudden jolts or collisions while your car is stopped, and recording will start automatically to capture any potential accidents. If an emergency video is recorded, the dash cam will notify you with an audio alert once it is turned on again. ✅Hik-DashCam App supports both iOS and Android systems, allowing you to view and download HD videos in real time through the dash cam's WiFi. It also protects emergency videos to "Event File" to prevent them from being overwritten