Features: The latest high-speed USB3.0 transmission interface, while backward compatible with USB 2.0, USB1.1. Support hot swap. Specification: Color: Silver, Red, Blue, Black Material: ABS External transfer interface: USB 3.0 Support type: 2.5 inch HDD SSD Surface Treatment: Frosted Surface Compatible operating system: for Windows 98/SE/ME/2000/XP/Vista/ Win7/win8/Win10 Mac OS 8.6 or the latest version Theoretical transmission speed up to 6GB/s Support Size: 8TB Hard Drive Support type: 2.5 inch HDD SSD External interface: USB3.0 to USB3.0 Product Size: 120 X 75 X 13mm/4.72 X 2.95 X 0.51 Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3mm measuring deviation due to manual measurement. Included: 1 X 2.5 inch HDD External Box (Not Including HDD) 1 X USB Cable