Super Slim External IEEE 802.11b/g/n,150Mbps,USB 2.0 Wifi Wireless LAN Adapter Complies with IEEE 802.11n(draft 2.0), IEEE 802.11g, IEEE 802.11b standards 150Mbps RX PHY Rate, 150Mbps TX PHY Rate Support 20MHz/40MHz bandwidth,Reverse Direction Data Flow and Frame Aggregation WEP 64/128,WPA, WPA2 support ,Multiple BSSID Support Provides USB 2.0 Hi-Speed interface,Supports Windows 2000/XP/Vista ,With Internal Antenna