To indulge the actual trend of upstaging the competitors through upgrading the own portable Discs with the eSATA connectivity, WD has gone one step further and upgraded the drives themselves with the GreenPower technology which makes the unit use less power, run way cooler and quiter. To complete the connectivity options the quad interface does feature FireWire 400/800 and a USB 2.0 port and to fulfill your need for speed the 2 featured Disks spread the bits in rapid striped RAID 0 on up to 2TB capacity. To satisfy any criteria the tech bursting innards got cased in a sleek silver metal chassis with a futuristic shining LED capacity gauge.