κουμπια και joystik μπορεις να παρεις απο εδω http://venieris.com/%CE%97%CE%9B%CE%95%CE%9A%CE%A4%CE%A1%CE%9F%CE%9D%CE%99%CE%9A%CE%91%CE%97%CE%9B%CE%95%CE%9A%CE%A4%CE%A1%CE%9F%CE%9B%CE%9F%CE%93%CE%99%CE%9A%CE%91/%CE%97%CE%BB%CE%B5%CE%BA%CF%84%CF%81%CE%BF%CE%BD%CE%B9%CE%BA%CE%AC%CE%95%CE%AF%CE%B4%CE%B7/tabid/122/List/0/CategoryID/2130/Level/a/Default.aspx
και http://venieris.com/%CE%97%CE%9B%CE%95%CE%9A%CE%A4%CE%A1%CE%9F%CE%9D%CE%99%CE%9A%CE%91%CE%97%CE%9B%CE%95%CE%9A%CE%A4%CE%A1%CE%9F%CE%9B%CE%9F%CE%93%CE%99%CE%9A%CE%91/%CE%97%CE%BB%CE%B5%CE%BA%CF%84%CF%81%CE%BF%CE%BD%CE%B9%CE%BA%CE%AC%CE%95%CE%AF%CE%B4%CE%B7/tabid/122/List/0/CategoryID/2098/Level/a/Default.aspx
αλλα θα χρειαστεις και usb controller απο ebay