The Dahua DH-HAC-B1A21P 2MP Bullet Camera allows you to enjoy a unique 1080P full HD video with existing cabling using HDCVI. The Dahua camera supports multiple video formats including HDCVI, CVBS and other two common HD analog formats in the market. The camera allows you to have high quality image at an afforable cost, making it the best solution for your local CCTV installations in homes and in offices.