SODIAL(R) 16GB USB 2.0 Memory Stick Flash Drive Metal Keychain Size: 48x15x4mm Capacity: 16GB Compatible with PC and Mac computers System Requirements: Windows 98 / Windows ME / Windows 2000 / Windows XP / Windows Vista / Windows 7 Mac 9.x or higher; Linux 2.4 or higher Any Macintosh desktop or PowerBook computer with an available USB port