1. Interface: USB 2.0, compatible with USB 1.1
2. Can support data transfer rate 1.5/12/480Mbps
3. Supports up to 127 different USB devices
4. Compatible with everything from scanner, digital camera, video camera, Keyboard, Optical mouse, U disk, etc...
5. USB powered, no external power supply required
6. Supports Windows me/2000/xp/vista/7, MAC OS9.1 or higher
7. Simply plug & play