Hanwha PRN-3205B4. Video input channels: 32 channels, Maximum resolution: 7680 x 4320 pixels, Number of simultaneously playbacked channels: 80 channels. Maximum storage capacity: 160 TB, HDD interface: SATA, RAID levels: 5, 6. Ethernet LAN data rates: 1000 Mbit/s, Supported network protocols: IPv4, IPv6, TCP/IP, UDP/IP, RTP (UDP), RTP (TCP), RTSP, NTP, HTTP, DHCP (Server, Client), PPPoE,.... Power consumption (max): 285 W, AC input voltage: 100-240 V, AC input frequency: 50/60 Hz. Windows operating systems supported: Windows 10, Mac operating systems supported: Mac OS X 10.13 High Sierra, Mobile operating systems supported: Android, iOS