A single drive with universal compatibility today and next-generation speed for tomorrow. Use it with USB 2.0 now and step up to USB 3.0 speed when you're ready.
Product Features : Smaller, sleeker, more streamlined design - We've made these award-winning drives even smaller, sleeker, and more elegant. As always, this book-like shape takes up minimal space on your desk and allows two or more My Book drives to nestle neatly together like volumes on a shelf. WD SmartWare - See your life safe in one place.
> See your backup as it happens - Seeing is believing. Visual backup displays your content in categories and shows the progress of your backup. > Protect your data automatically - Relax, your data is secure. Automatic, continuous backup will instantly make a second copy whenever you add or change a file. > Bring back lost files effortlessly - Retrieve your valuable data to its original location whether you've lost all your data or just overwritten an important file. > Take control - Customize your backup, set drive security, run diagnostics, manage the power settings, and more from the WD SmartWare control center.
Compatibility > Formatted NTFS > Windows XP, Windows Vista , Windows 7 > Mac OS X, Tiger , Leopard , Snow Leopard (requires reformatting)
Package Includes : > External hard drive > WD SmartWare software (pre-loaded) > USB cable > AC adapter > Quick Install Guide
Performance Specifications : Serial Transfer Rate : > USB 3.0 : Serial Bus Transfer Rate (USB 3.0) 5 Gb/s (Max) > USB 2.0 : Serial Bus Transfer Rate (USB 2.0) 480 Mb/s (Max) Physical Specification : > Capacity 1 TB > Interface USB 3.0 and USB 2.0 Physical Dimension : > Height 165 mm > Depth 135 mm > Width 48.0 mm > Weight 1.18 kg Environmental Specification : > Operating 5oC to 35oC > Non-operating -20oC to 65oC Electrical Specification : > AC Input Voltage 100-240 VAC > AC Input Frequency 47-63 Hz