Samsung has revealed its Galaxy S4 Smartphone last night, as well as a prototype game controller add-on.
The controller features four face buttons, two shoulder buttons and a pair of analogue nubs. It requires AAA batteries to run and it syncs up with a neat arcade app that seems to compile all of your games into a handy tile-based interface.
Watch it below:
Are you looking forward to having it? Let us know your thoughts.


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