Color:blue/pink/silver/green Capacity: 128GB 128GB (Computer display will have error, this is because of U disk is 1000 algorithm and the computer is 1024 algorithm, actual display capacity between 116G -128G) Interface specification: high-speed USB2.0 (compatible with USB1.1) Hardware: Compatibles with USB interface, notebook computers, computer with USB interface, etc Operating system: Windows 98 / SE, Windows Me, Windows 2000, Windows XP, Windows 2003, Windows Vista and support USB Mass Storage agreement Linux2.4. X, Mac OS 9. X, etc Applications: Souvenirs, promotional items, gifts, ornaments Package Included: 2x U Disk(1 gold+1 silver)