ModelNVR302-08QNVR302-08UNVR302-16QVideo/Audio InputVideo Input8-ch, BNC8-ch, BNC16-ch, BNCIP Video Input4-ch(only IP up to 12ch), each channel up to 4K8-ch(only IP up to 16ch), each channel up to 4K8-ch(only IP up to 24ch), each channel up to 4KSupported Analog Camera TypesSupport AHD input: 8..