Interface:USB 2.0 Interface Rate:480mbps Power supply:BUS power USB 2.0/1.1/1.0 compatible Super thin, easy to carry and install Magnetism proof and shockproof Aluminum made, effective heat dispersion Intelligent design Automatic turnoff when PC is off Powered by USB Plug & play and Hot-Swapping Mini USB port, USB 2.0 standard Transfer Rate up to 480Mbps Supports Windows98/ME/2000/XP,Mac OS 8.6 or above