DiskStation DS411Slim
4 Drives Max. - Desktop Form Factor - 2.5" Drives - SATA 3.0Gbps Interface - 1.6GHz Processor - 256MB System Memory - Gigabit LAN Interface - Network Attached Storage - 1x eSATA 3.0Gbps Ports - 2x USB 2.0 Ports - Synology DiskStation Manager O/S - RAID 0/1/5/6/10 Supported - 2 Year Depot Carry-In Mfg. Warranty