The following report compares gadgets using the SERCount Rating (base on the result count from the search engine). Note: due to some search engine quota, not all result is available yet.
64-bit, 128-bit or 152-bit WEP encryption in 802.11a mode; 64-bit or 128-bit WEP encryption in 802.11b and 802.11g modes, Wi-Fi Protected Access (WPA), 802.1x and Advanced Encryption Standard (AES) in all 802.11a/b/g
Tech support was difficult they recommended by return the product my feeling is the g standard isn't really ready. Stay away from this item for Windows X P.