PCIE TO USB2.0 4PORT MS9990 Compliant with USB 2.0, PCIe interface, Per-port Output Current 500mA ... -kind picture! PCI slot expansion via the computer interface USB2.0 most effective way. Installation fast and easy to use ... variety of high-power transmission speed.Support Port: USB2.0/USB1.1Tailored to each port 500mA output current exceeds ... NT, 2000, XP, Vista. Win7 and Linux PCIE USB2.0 4 PORT MS9990