Add 4 Super Speed USB (Universal Serial Bus) 3.0 ports to a computer through a PCI slot. The PCIUSB3S4 4-Port PCI to USB (Universal Serial Bus) 3.0 Card enables legacy PCI slots to support the Super Speed USB (Universal Serial Bus) 3.0 standard, which is capable of data transfer rates up to 5 Gbps. Using USB (Universal Serial Bus) 3.0 devices