This USB2.0 PCI card is complaint with USB2.0, open host controller interface
  specifications for USB Rev 1.0a, and enhanced host controller interface
  specifications for USB Rev 0.95. It supports high-speed (480Mbps), full-speed
  (12Mbps) and low-speed (1.5Mbps) data transfer rate. Just simply hook the cable
  into computer's USB port, you could start to enjoy the amazingly high speed up
  to 480Mbps; 40 times faster than USB1.1 data transmission.
 
 
 
   Compliant with Univeral Serial Bus Specification Revision 2.0 (Data Rate
      1.5/12/480 Mbps)
 
 Compliant with Open Host Controller Interface Specification for USB Rev 1.0a
    Compliant with Enhanced Host Controller Interface Specification for USB
    Rev0.95 PCI multi-function device consists of two OHCI Host Controller cores
    for full /low-speed signaling and one EHCI Host Controller cores for high-
    speed signaling 32-bit 33 MHz host interface ompliant to PCI Specification
    release 2.2
 
 Supports PCI-Bus power management interface specification release1.1
 
 All downstream facing ports can handle high-speed (480 Mbps),full-speed (12
    Mbps),and low-speed(1.5Mbps) transaction
 
   plug & play and Hot swapping functions
   
   The internal port(1 port) is reserved for future internal products.
   
  U2PCI2V