System requirements : Windows 8, Windows 7 Operating System. Please note: For Mac compatibility this Hard Drive requires reformatting. Reformatting the drive will erase all content unless it is backed up to another drive. Refer to Application Guide for guidanceSuperSpeed USB 3.0 port (required for USB 3.0 transfer speeds, or backward compatible with USB 2.0 ports at USB 2.0 transfer speeds)Drag and drop file saving, right out of the boxUSB powered
