Professional-class, external hard drive delivers super speed with USB 3.0 technology, moving data up to 10 times faster than USB 2.0 drives. You don't lose access with the 100MB per second speed though. The USB 3.0 drive is still USB 2.0 compatible and delivers high-speed, data backup and rock-solid protection for valuable documents, photos, videos and other valuable digital content. ArcSoft TotalMedia Backup makes scheduling, backup and restoring as simple and automated as you want it to be. Apollo Expert D300 External Hard Drive is also compatible with Microsoft Windows XP, Windows Vista, Windows 7, Mac OSX 10.5 and 10.6. Brushed silver, industrial design and included stand make it a stylish addition to the desktop at home or at work. Versatile stand is removable and offers vertical or horizontal placement.