MagicBox for Samsung S5

MagicBox for Samsung Galaxy S5 with audio improvement. It is very difficult to find the mathematic model of this object. For this reason I put here also the OpenScad file and I would like to launch a challenge to you to find the best compromise for the best output audio quality. The parameters are: size of output hole, size and inclination of internal sectors, fill level of material, any other thing you would like to change ...

http://youtu.be/zAdFwZvZ6eQ