Main Features 2-bay RAID-System for 2.5" SATA HDDs RAID to go RAID system for two 2.5" HDDs in a handy enclosure. As the HDDs are positioned side by side the enclosure is extremely slim. It doesn’t need more space than a pocket journal. Anyway, it has space enough for HDDs with 12.5 mm height. eSATA, firewire and USB 2.0 make it attractive for Mac users as well as PC users. Now laptop users have no more reason to shy away from securing data en route.   RAID 0, RAID 1, JBOD (Single), SPAN (Large) External data interfaces:   1x USB 2.0, 1x eSATA, 2x FireWire 800 Easy RAID configuration via   "RAID MASTER" GUI software HDD height 9.5 and 12.5 mm