QNAP TS-412U. Maximum capacity: 12 TB, RAID levels: 0, 1, 5, 6, 10, Hard drive interface: Serial ATA, Serial ATA II. Memory type: DDR2, Internal memory: 512 MB, Flash memory: 16 MB. Processor family: Marvell, Processor clock speed: 1200 MHz. Supported network protocols: TCP/IP, Networking features: Gigabit Ethernet, Cabling technology: 10/100/1000 BASE-T(X). Security algorithms supported: SSH, HTTPS