IP Video Input: 8-ch (up to 24-ch) Up to 6 MP resolution Support H.265+/H.265/H.264+/H.264 IP cameras Analog Video Input:16-ch BNC interface (1.0 Vp-p, 75 Ω), supporting coaxitron connection AHD Input: 4 MP, 1080p25, 1080p30, 720p25, 720p30 HDCVI Input :1080p25, 1080p30, 720p25, 720p30 CVBS Input : PAL/NTSC HDTVI Input : 4 MP, 3 MP, 1080p30, 1080p25, 720p60, 720p50, 720p30, 720p25,*: The 3 MP signal input is only available for channel 1 of DS-7204HQHI-K1, for channel 1/2 of DS-7208HQHI-K1, and for channel 1/2/3/4 of DS-7216HQHI-K1