It was 1989 when Nintendo released in very limited quantities trough his Consumer ServiceĀ a controller that made possible for special needs players to enjoy NES games without having to use hands. The Hands Free, actually one of the rarest items among NES collector's items!
if anyone wants that gamelist that two second link gives away for free it is.
http://www.nintendo.com/consumer/gameslist/manuals/nes_games.pdf