Product Features

• 640GB maximum storage capacity
  For expanded storage for your files.
• High-speed USB 2.0 interface
  For an ultrafast connection to your laptop or desktop. Included USB dock makes it easy to connect the drive to your computer.
• Automatic continuous backup
  Via the included WD SmartWare backup software to help prevent data loss. Visual backup control center provides a visual display as it backs up, for easy file tracking and protection.
• Password protection capability and 256-bit encryption
  Help safeguard your data from prying eyes and virtual intruders.
• Compact size
  Measures just 4.3" long and weighs just 6.3 oz. for portability.
• PC and Mac compatible
  NTFS formatted for use with your existing PC (requires reformatting for use with Mac OS X Tiger, Leopard and Snow Leopard).