Belkin's Hi-Speed USB 2.0 5-Port PCI Card brings astounding 480Mbps speed to USB connectivity. With a bandwidth 40 times greater than USB 1.1, it is the ideal interface for transferring extremely large amounts of data from USB 2.0-compliant products such as real-time video cameras, scanners, portable drives, and others. Belkin's Hi-Speed USB 2.0 5-Port PCI Card gives your computer the highest USB speeds available today. This card adds 5 USB 2.0 high-speed ports to your computer - 4 external and 1 internal (for future internal products). It supports up to 127 high-speed devices and 254 full-/low-speed devices from 5 ports. For your convenience, it installs with Plug-and-Play ease.