super mario pipe iphone speaker
thingiverse
pipe from here http://www.thingiverse.com/thing:39443/#files small holes on top for sound to come out and small holes on both side of iphone hole should work for iphone 4, 4s. and 5 versions a bit. made with 3 pipes like a rusian doll to remove all thin walls.http://youtu.be/s1y-m7Y5hGY
Download Model from thingiverse
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