What part(s) do I need to make a notebook computer wireless
To make your computer wireless, you will only need a wireless card. You will then install your card and then restart your computer. You should then notice an indicator in the right corner of your screen, which says 'wireless connection detected'. Read more on http://www.ehow.com/how_5433742_make-laptop-computer-wireless.html.
Just buy an adapter for 20$ you can connect it directly to you usb slot with no hassle of installing hardware