PCIE TO USB2.0 4PORT MS9990 Compliant with USB 2.0, PCIe interface, Per-port Output Current 500mA with over-current detection The product ... the computer interface USB2.0 most effective way. Installation fast and easy to use, high transfer rate, compatible with USB1.1 ... USB Interface of the keyboard, mouse, electronic disk, printer, digital cameras, scanners and other devices access to a computer at ...