The Freecom Mobile Drive Mg has been specifically designed as storage expansion for your MacBook. Available in USB 3.0 and USB 3.0 & FireWire800 versions, there will always be a Mobile Drive Mg which exactly suits your needs. The Mobile Drive Mg is equipped with a USB 3.0 interface: the successor of USB 2.0 which provides a theoretical transfer speed increase of 10x compared to USB 2.0! Don't have a computer with USB 3.0 ports yet? The Mobile Drive Mg is fully downwards compatible so you can use it without any problem on any computer with a USB 2.0 port. The enclosure of the Mobile Drive Mg is made from magnesium, a solid, lightweight and cool material. Combined with the elegant and sleek design, the use of Magnesium has resulted in a perfect match for your MacBook. The Freecom Mobile Drive Mg is Mac HFS+ formatted and can be optimally used with your Mac from the moment you connect it to the USB port of your Mac or MacBook. It is 100% Time Machine compatible, ideal for making backups of your important data!