QNAP VS-4016U-RP PRO VioStor NVR. Total storage capacity: 0 GB, Hard drive capacity: 0 GB, RAID levels: 0, 1, 5. Memory type: DDRII RAM, Internal memory: 1024 MB, Flash memory: 512 MB. Processor family: Dualcore Intel Atom, Processor clock speed: 1600 MHz. Supported network protocols: HTTP, TCP/IP, SMTP, DHCP, Static IP, DNS, DDNS, FTP, NTP, UPnP, Networking features: 10/100/1000 Mbps Gigabit Ethernet. Management protocols: FTP, SMB/CIFS