Not to get tooooo far off topic but the physics of a large baffle vs minimal baffle are pretty well understood and IF you can’t hear it try this simple experiment with a 1’ x 1’ price of cardboard, cut mouth hole and have someone speak thru hole .....
roll into a cone and you get focused energy....
then compare those to speaking in free space...
roll into a cone and you get focused energy....
then compare those to speaking in free space...