Hikvision's DS-9664NI-M8 is a 64-channel 2U 8K network video recorder from Hikvision's Ultra Series. It supports up to 64 IP cameras with up to 400 Mbps incoming and outgoing bandwidth. It can decode up to 2 channels at 32 MP resolution or up to 8 channels at 8K resolution. It has two HDMI and two VGA interfaces that support 8K or dual 4K video output. It also supports special cameras, such as people counting, ANPR, and fisheye cameras. It has 8 SATA interfaces for storage and supports RAID 0, 1, 5, 6, 10 and N+M hot spare. It has redundant power supply for reliable operation.