Specification

One-line（×1）PCI Express controller
Accord with PCI Express Revision1.1 fundamental norms
Built-in flow control
Compatible with various USB devices
Supports insert  multiple USB2. 0 and USB1.1 devices simultaneously 
Available to run many high performance equipments simultaneously
Supports hot swap
Each port can be expanded 127 devices at most

Supports the data transmission rate of high-speed(480Mbps),full-speed (12Mbps)and low-speed(1.5Mbps)
System requirements
Supported OS: Windows2000,XP/2003 32/64 bit,Vista 32/64 bit
One available PCI-EXPRESS slot
Package includes
1×PCI-E USB2.0 Expansion card
1×User manual
Chipset: MOSCHIP MCS9990