Originally Posted by Ash Ketchum

No you can not get a new one or send one to get repaired unless you have warranty on it but it may have expired. I don't feel like writing a explantion so I'll just give you a URL Nintendo Of America-Nintendo Wifi USB connector help

Or you could just call Nintendo's toll free number at 1800-255-3700.

@ Light: No they're not worthless. It just matters on what operating system you use them on and how you treat them. I actually think there way better then routers since it doesn't affect my computers Internet signal. It actually makes my Wii's Internet and Wifi work faster.