Hardware RAID supporting RAID 0, 1, 1+0, 3, 5 and CLONE with hot spare. * USB 3.0 and eSATA host intereface, supporting PC, Mac and Linux * 1U 4 bay Rackmount with over 200MB/s in RAID 5 performance * Built-in rackmount bracket, four hot-swappable trays * HDD Slots 4 Hot-Swappable 3.5" * Form Factor Rackmount * Maximum Capacity 12TB * Power Supply: 220W 80PLUS