NETGEAR WNDA3100-100NAR IEEE 802.11a/b/g, IEEE802.11n Draft USB 2.0 RangeMax Dual Band Wireless-N Adapter Up to 300Mbps Data Rates Wi-Fi Protected Access (WPA2-PSK, WPA-PSK) Wired Equivalent Privacy (WEP) 64-bit, 128-bit encryption. Provides enough bandwidth to support music downloads, file sharing and HD multimedia applications. Works with all new Wireless-N Gateways, Routers and Access Points. Backward compatible with older Wireless-G hotspots. Designed for your notebook or desktop PC. Supports Windows Vista.