32/64 channel is a great ULTRA Series NVR supporting 4K and up to H.265. This NVR provides up to 12MP resolution. When details are needed, it provides powerful image performance. This NVR also includes features like mouse shortcut operation menu, remote management and control, central storage, edge storage, back up storage and RAID 0/1/5/6/10. Great design is perfect for applications like public safety, transportation, education and commercial building applications where details and processing power are needed.