A new multi port USB port PCI card with 4 ports, hi-speed. Compliant with universal serial bus specification revision 2.0. Compliant with open host controller interface specification for USB rev 1.0a. Compliant with enhanced host controller interface specification for USB rev 0.95.  Support high-speed (480Mbps), full speed (12Mbps) and low speed (1.5Mbps) data transfer rate. 32-bit 33MHz host interface compliant to PCI specification release 2.2. PCI bus-master access.  Support fo 127 devices.  Support device hot swap and wake-up.  Support all usb compliant devices.  For microsoft windows 98 windows me windows 2000 & windows xp operating systems.