JoyliveStore Computer Pc Wlan Wifi 150Mbps Adapter Dongle Stick Antenne Usb Wireless Lan New System: WIN 2000/WIN XP/VISTA/WIN 7 Security: WEP 64/128, supported 802.1x, WPA, WPA2 Interface: USB 2.0 Power: 200mw Antenna: 5 dBi detachable antenna