Get from Amazon.com : http://www.amazon.com/gp/product/B002TXLP0A?tag=hawaiianlegac-20
Alfa AWUS036H 1000mW 1W 802.11b/g USB Wireless WiFi Network Adapter With Original Alfa 9dBi
3 5dBi Rubber Duck Antenna and 15 9dBi Rubber Duck Antenna with magnetic base Included
80211bg 500mW of power which is more powerful than any other WiFi adapter on the market
Very Secure with 64128256bit WEP Encryption TKIP WPAWPA2 80211i
Includes driver for Windows 2000 XP 3264 Vista 3264 Windows 7 Linux 24x26x Mac MacOS 103 - 105 For MAC OS 1067 and later version we suggest AWUS036NHR AWUS036NH AWUS036NEH AWUS051NH
Supports Windows Macintosh and Linux Now works with Windows 7 just ask us for the Link