DataTale 2-Bay FireWire 800, eSATA, USB SMART RAID Hard Drive Enclosure Flexible connection via eSATA, USB 2.0, 1394a Firewire 400 and 1394b FireWire 800 Provides JBOD (Non RAID), RAID 0 (Striping), RAID 1 (Mirroring), and Span Configures RAID modes easily using RAID MASTER (GUI). Simply install two 3.5" SATA hard drives. (Recommended drives: Hitachi Deskstar, WD Enterprise, Seagate Barracuda) Monitors System status via LED indicators or RAID MASTER Dissipates heat efficiently with aluminum housing and high quality fan