Hikvision DS-9664NI-M8 64 Channel 4K NVR, Up to 64-ch IP camera inputs, Incoming / Outgoing Bandwidth: 400 Mbps / 400 Mbps,2 HDMI (different source) and 2 VGA (different source) interfaces, Supports special cameras, including people counting camera, ANPR camera, and fisheye camera, Decoding Capability: 2-ch@32 MP (30 fps) + 2-ch@8 MP (30 fps)/10-ch@8 MP (30 fps)/20-ch@4 MP (30 fps)/40-ch@1080p (30 fps), 8 SATA interfaces supporting hot-plug, 1 eSATA interface, Supports RAID 0, 1, 5, 6, 10 and N+M hot spare, 2 self-adaptive 10/100/1000 Mbps Ethernet interfaces, 100 to 240 VAC, 50 to 60 Hz.