Synology DS209. Total storage capacity: 4000 GB, Hard drive capacity: 2000 GB, RAID levels: 0/1/JBOD. Memory type: DDR2, Internal memory: 256 MB. Processor clock speed: 1200 MHz. Data link protocols: CIFS/AFP/FTP/iSCSI/Telnet/SSH/NFS/SNMP. Power consumption (typical): 25 W, Power consumption (sleep mode): 10 W