Hikvision iDS-9664NXI-I8/S 64 Channel 4K DeepinMind NVR, Up to 64-ch cameras can be connected, Intelligent analytics based on deep learning algorithm, Up to 16-ch perimeter protection, 8 SATA interfaces (up to 10 TB capacity for each HDD), Incoming / Outgoing Bandwidth: 320Mbps / 256Mbps, Incoming / Outgoing Bandwidth (RAID Mode): 200Mbps / 200Mbps, HDMI1/VGA1 simultaneous output, HDMI2/VGA2 simultaneous output, H.265/H.265+, Decoding Capability: 1-ch@32 MP (30 fps)/16-ch@1080p (30 fps), 2 RJ-45 10/100/1000 Mbps self-adaptive Ethernet interface, RAID0, RAID1, RAID5, RAID6, RAID10, Alarm In/Out: 16/8, Support multiple VCA (Video Content Analytics) events, 100 to 240 VAC.