N 300Mbps Mini Wireless USB Wifi Adapter LAN Antenna Network 802.11n/g/b Nano | eBay
Amazon.com: HomeSpot 150Mbps Wireless N WiFi USB Nano Adapter, Network LAN Card 802.11n, for Raspberry Pi/Windows XP/Vista/Win7/Linux/Mac OS : Electronics
802.11 n WLAN USB Adapter Driver Download on Windows PC