The 200+ MB/second data transfer rate through eSATA port, the G-Technology G-RAID external hard drive provides speedy performance to move data to the drive. With up to 32 MB per drive cache, this G-Technology external hard drive ensures quick access to data. Integrated with thermo-regulated and quiet smart fan, this G-Technology hard drive delivers silent performance to carry out reliable functioning throughout. The G-Technology G-RAID hard drive supports Mac OS X and Windows, letting you run advance content efficiently. The soft-touch on/off switch in this G-Technology external hard drive offers simple maneuverability. The compact industrial design of this G-Technology hard drive, with aluminum enclosure, adds on to its durability.