4K resolution drive recorder, equipped with STARVIS technology for clear night recording. - Model: VREC-DZ810D - Camera Resolution: 4K - Front Camera: STARVIS + AI-ISP - Recording Time: 24 hours a day, 365 days a year - No SD card maintenance required This listing is for the front and rear units only. Please assess the condition based on the photos. Please refrain from purchasing if you are overly concerned about minor details.