3 Channel Dash CamThe CHENSIVE 4k dash cam can offers a 170° front camera, 150° cabin camera, and 160° rear camera to maximize road coverage. It can monitor the front, rear, and interior of the vehicle and provide 4K(2160P)+1440P+1080P video at the same time Dash Camera with Free 64GB SD Card2.0'' IPS screen 4k car camera with 64GB SD card (the SD card has already been inserted into the dash cam), can work infinitely with a loop recording function.Don't worry that this dash cam will be full of storage space Dash CamWhen the dashboard camera detects a collision, it will automatically turn on and then record a protected video. The collision detection or motion sensor can be triggered by impact or movement while parked, or if someone tries to steal your vehicle. This dash cam will provide a 24-hour parking monitor for your car (24-hour recording requires connection of hardwire kit, sold separately)