The NWH3051 802.11g+ PCI Adapter provides quick and easy-to-use wireless networking at data rates up to 54 Mbps, and protects your investment by interoperating fully with legacy 802.11b wireless networking products. When used with other 802.11g devices, the NWH3051 delivers all the throughput needed for the most bandwidth-consuming applications, including real-time MPEG video streaming. To provide the most wireless security, the NWH3051 supports 64/128/256-bit WEP encryption, the new Wi-Fi Protected Access (WPA) specification, and enterprise-level 802.1x user authentication.