you can use a PS3 sixaxis easily if you're okay with a wired connection via an OTG connector: http://cell-phones.shop.ebay.com/items/?_nkw=micro+USB+to+USB+Female+Cable+USB-OTG+N900&_sacat=123422&_ex_kw=&_mPrRngCbx=1&_udlo=&_udhi=&_sop=12&_fpos=&_fspt=1&_sadis=&am...