QNAP VS-6020 Pro. Total storage capacity: 0 GB, Hard drive capacity: 0 GB, Maximum capacity: 18 TB. Internal memory: 1024 MB, Flash memory: 512 MB. Processor family: Intel Atom. Compliance industry standards: IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, Supported network protocols: HTTP, TCP/IP, SMTP, DHCP, Static IP, DNS, DDNS, FTP, NTP, UPnP, SMB/CIFS, Networking features: Gigabit Ethernet. Cable lock slot: Kensington