USB flash drives now ships with U3 smart™ technology. U3 technology gives you the ability to carry your files AND your software on a secure USB drive. You can have your wallpaper, preferences, favorites, profiles, and more - everything you need for a familiar computing experience on any PC, wherever you go. Includes Skype™ exclusively on all USB flash drives. Make voice and video calls from PC to PC anywhere in the world. USB flash drives allows you to easily carry and transfer key documents, pictures, music and video clips from one computer to another. The new retractable USB port eliminates the need for caps and protects your USB connector. Capacities: 1GB Retractable USB connector Brilliant amber LED U3 smart enabled Loaded with the following U3 programs synchronization software Signup Shield password manager SKYPE "Make video calls from PC to PC" AVAST antivirus software Dimensions: 7.94mm x 20.6mm x 57.15mm (D x W x L) Hi-Speed USB 2.0 certified (backwards compatible with all USB 1.1 ports) Compatible with Windows 2000, SP4 and XP* Certified Windows 2000 and XP* * U3 functionality only supported on Windows 2000 (SP4 and later) & XP OS