A:AnswerYes, it works as long as there are an USB port on your old PC and a wireless N networking in your house. Also you have to set up correctly. Do you have a wireless router which supports wireless N?
A:AnswerThat USB Adapter will be compatible with Windows XP.
The drivers and software for the Adapter can be downloaded here: http://www.ampedwireless.com/support/model/ua150c.html.
If you have any more questions you can contact us here: 888-573-8820
A:AnswerThis unit will give a non-wifi enabled device the capability to connect to a WIFI network. If you do not have WIFI or internet service you may not be able to connect to a network as most are secured with a password.