➤ Video Resolution(Front): 4K 3840 2160P. ➤ Video Resolution(Rear): 4K 3840 2160P. -1 x 4K Dashcam. Our in-vehicle DVR is a 4K video recorder. It requires the use of high-quality Class 10 TF cards. Any low-quality or slow-speed TF cards will not be able to support the normal operation of our DVR.