Get from Amazon.com : http://www.amazon.com/gp/product/B0000VLK1M?tag=hawaiianlegac-20
Trendnet TEW-228PI Wireless LAN PCI Adapter (11 Mbps)
Low interference and high susceptibility guarantee reliable performance
Wire-free access to networked resources for desktop PC
Uses 24 GHz frequency band DSSS which complies with worldwide requirements
Dynamically shifts between network speeds based on signal strength for maximum availability and reliability of connection
Diagnostic LED indicators