Others Have Tried

Others have documented the problems with inserting the speakers.  
Here are two other Patent Application Publications.

Patent App 1-1of3.jpg
Patent App 1-2of3.jpg
Patent App 2-1of2.jpg
Patent App 2-2of2.jpg

The founders of Gruv Button Technology have the tenacity and skill to evolve the market and fix this widespread problem. You can help by signing our free petition here.