Quad interface 2- or 4-bay RAID systems are a great solution for fast, safe storage for large amounts of data. Now it's easy to protect your data from hard drive failure.
All RAID functionality is handled by the unit itself, so there is no set-up or ongoing management hassle. Simply plug it in and go! Your computer will treat the RAID system as if it were a normal external hard drive.
This RAID system supports USB, FireWire 400, FireWire 800, and eSATA. Data transfer is up to 3GB per second.
RAID settings are user selectable with switches on the back. Default is RAID 1 (mirroring)
RAID 0 (Striping), RAID 1 (Mirroring), and JBOD (Just a Bunch of Disks) are supported.
Raid Terminology Guide