Alfa AWUS036NHA - Wireless B/G/N USB Adaptor - 802.11n - 150Mbps - 2.4 GHz - 5dBi Antenna - also includes a 9dBi Rubber Antenna And Mini bendable Flex cable - Long Range - Atheros Chipset - Windows XP / Vista 64-Bit /128-Bit Windows 7 Compatible