This design is for the panel type mp3 player modules which are abundantly found with very cheap prices. Their quality is not terrible. With the use of this housing it can be easier to place them on any flat surface at home or in a vehicle. It is 3d printable as usual.
read more for more information and the STL files for 3d printing.
this is the type of mp3 module you can use with this housing
continue to next page for the STL filePages: 1 2 3