QNAP Turbo NAS TS-431U NAS Server - Freescale Cortex A9 Dual-core (2 Core) 1.20 GHz - 4 x Total Bays - 1 GB RAM DDR3 SDRAM - Serial ATA/600 - RAID Supported 0, 1, 5, 6, 10, 5+Spare, JBOD - 4 x 2.5"/3.5" Bay - Gigabit Ethernet - eSATA - Network (RJ-45) - 5 x USB Ports - 1 - 4 USB 3.0 Port(s) - QTS 4.1 - TCP/IP, IPv4, IPv6, DHCP, NTP, CIFS/SMB, AFP 3.3, NFSv3, FTP, FTPS, SFTP, ... - 1U - Rack-mountable