Supports two 2.5\" SATA hard disks Connects to a USB 2.0 port (480Mbps) or eSATA (3Gbps) port Tool-free installation Tray-less design for fast HDD exchanging Can be configured as RAID 0 or RAID 1 Supports a max. data volume of 2.2TB in RAID 0 Plug and play functionality - compatible with all common operating systems that support USB 2.0 & eSATA including Windows, XP/Vista/7/8, Linux and Mac OS X 2 year warranty Whether its important data, or simply your music or video collection, easily and securely store files with the LINDY Mobile RAID System. Its compact, portable design makes it perfect for those who regularly need to swap or transport hard drives.