Intel Entry Storage System SS4200-E. Maximum capacity: 4TB, RAID levels: RAID 5, 10, 1, Hard drive interface: Serial ATA II. Memory type: DDR2, Internal memory: 512 MB. Processor clock speed: 1600 MHz. Supported network protocols: FTP, Networking features: DHCP, Data link protocols: Ethernet, Fast Ethernet, Gigabit Ethernet. Management protocols: SNMP