Toshiba Canvio Portable Hard Drives are a simple solution to all your storage and backup needs. It offers portable storage for your photos, music, videos, and more. Enjoy peace of mind with comprehensive yet simple-to-use backup software that lets you backup and restore your entire system. Each Canvio includes an internal shock sensor and anti-slip rubberized side grip to help keep your drive safe while on the go. Powered by USB 2.0, you'll enjoy mobile storage space for even the largest digital libraries. The 640GB Drive is capable of storing up to 182,000 digital photos, or 168,000 digital music files, or 520 downloaded digital movies. Ready to go right out of the box and is certified to work with Windows XP, Vista and 7.