Product Features Turn 2.5" Hard Disk into Ultra-Slim External Portable USB 2.0 Storage Drive Pure aluminum structure with high-performance heat dissipation and device protection USB 2.0 high-speed transfer interface for cross-platform data transfer Plug and Play Multiple platform compatibility Specifications -Interface rate: 480Mbps -Maximum capacity: 120GB -Chipset: GL811E -Material: Aluminum -Interface: USB2.0 -Power supply: bus-powered -Dimension:128mm*79mm*16mm -Operation system: Windows98SE/ME/2000/XP/Mac OS 9.x/X, Linux2.4x or higher