USB 2.0 3+1 Port PCIe  
Part No. 1004-0161-000AX

Key Features & Benefits:
Adds 4 high-speed (480Mbps) USB 2.0 ports into your system--with full backward support for USB 1.1 devices
Provides 3 ext. and 1 int. high-speed (480Mbps) ports for USB device connections
Supports simultaneous operation of multiple USB 2.0 and USB 1.1 devices
System Requirements:
PCIe-equipped PC with one available PCI Express slot 512MB RAM or higher (1GB or higher recommended)
  - Windows® 2000 SP4 or later
Specifications:
Version: v 1.0
Regulatory approval(s): FCC Class B (DoC) & CE
OS supports: Windows® 2000 SP4 / XP SP1 / Server 2003 / Vista
Compliant with PCI Express Base Specification 1.0a
Single-lane (x1) PCI Express throughout up to 2.5Gbps
Compliant with USB specification revision 2.0
Provides 3 ext. and 1 int. high-speed (480Mbps) ports for USB device connections
Supports high-speed (480Mbps), full-speed (12 Mbps) and low-speed (1.5 Mbps) data transfer modes
Hot-swapping feature allows you to attach/detach USB devices without first powering your computer off
Works with a variety of USB2.0/1.1 devices including hubs, data storage devices, PC video cameras, digital cameras, CD-R/RWs, DVD-ROM/RAMs, scanners, printers, CF/SM/SD/MMC/Memory Stick memory card readers/writers, and more
RoHS compliant
Package Contents:
USB 2.0 3+1 Port PCIe Card
Quick installation quide