NEW IN BOX 4k Mirror Dash Cam Backup Camera Model WOLFBOX G840S • UPGRADED STUNNING 4K UHD - With the front cam's resolution upgrading to 2160p from 1296p as of December 1, 2022, this G840S rear view mirror camera can record you 4K front images and 1080p rear images. The full rear display is 1.5 times larger than an ordinary rearview mirror, which has significantly reduced rearview blind spots. 12'' LARGER SCREEN & BROAD VIEW