Would a generic, cheap controller like one this work for playing some kind of games on my iPhone?
http://www.ebay.com/itm/Hot-8Bitdo-...132654?hash=item1c608ff9ee:g:Q8UAAOSwzhVWq2H6
http://www.ebay.com/itm/Hot-8Bitdo-...132654?hash=item1c608ff9ee:g:Q8UAAOSwzhVWq2H6