... digital vidicon, optical mouse, Keyboard, USB flash disk,etc.5. Supports up to 127 USB devices6. Truly plug & play and hot swapping capability7. ... Full data transfer rate up to 480Mbps8. LED light Indication9. USB bus power Supply ,No ... or at home.* Perfect for connecting USB 1.1or 2.0 perpherals such as USB mouse, scanner, digital camera, digital vidicon, ...