From the Manufacturer
Trendnet's TEW-228PI 11 Mbps Wireless LAN PCI Adapter creates freedom for your Desktop PC. This PCI Adapter installs right into your PCI Bus Slot providing wire-free access to networked resources from your LAN and the Internet. The TEW-228PI also allows users to create a network without networking cables. It dynamically shifts between 11, 5.5, 2, and 1 Mbps for maximum availability and reliability. Complying with 2.4 GHz IEEE 802.11b standards, Trendnet's TEW-228PI ensures great security and performance for your wireless networking environment.