4MP Hikvision Digital Recorder 8 BNC video inputs. H.265 Pro+ / H.265 Pro / H.265 / H.264+ / H.264 compression. Supports HD cameras -TVI video + audio by coaxial, HDTVI / AHD / CVI / CVBS / IP and 8 IP cameras (up to 16). Supports video analytics. Supports 1 x HDD up to 10TB. Supports connection of 8 inputs and 1 alarm output.