Magic Microphone
it can make iPhone to your tone changer microphone
we also provide 4 sets custom button to save as commonly used
if you are Dubbing or Presenters,it make more funny
also you can use it at KTV ,you must be star
demo video
http://youtu.be/JBGIkM1KGp0
http://v.youku.com/v_show/id_XNDA5ODYyMjA0.html