Large in storage space & small in form, the Western Digital My Passport Portable Hard Drive for Mac offers rapid-fast transfer speeds, data protection & outstanding reliability, all in a stylish silver chassis. Fast storage With a USB (Universal Serial Bus) 3.0 interface, My Passport features rapid transfer rates allowing you to transfer media files in just a flash on its huge 2 TB drive. It is compatible with both USB (Universal Serial Bus) 3.0 & USB (Universal Serial Bus) 2.0 ports; this neat drive is a suitable on-the-go storage solution for any computer user. Store & protect My Passport comes with enhanced security thanks to the password protection & hardware encryption programmed within the WD Security utility. You can protect your important files from being accessed by unauthorised users. The automatic backup facility takes protection of your personal data to a new level. You control the security while the handy software helps you protect data using minimal PC resources. Store on the move My Passport has been developed with a modern, wafer-thin design, weighing just 0.23kg making transportation easy. What's more, it's powered by a USB (Universal Serial Bus) cable so there's no need for an adapter. Register your hard drive, set the driver timer & run diagnostics too with WD Utilities. Readily formatted for Mac 0S X Lion or Mountain Lion, the hard drive comes with a fast & straightforward setup process so you can start transferring photos, images & even videos at super speed. The high-capacity Western Digital My Passport Portable Hard for Mac is durable, reliable & ultra compact, whilst the plug & play functionality means you can use it without the need of a power supply.