If you want to improve your audio quality then cutting down on echoes is a must, and these acoustic ... While the panels are likely more expensive to build than off-the-shelf foam alternatives ...

Drop ceiling acoustic tiles are effective at dampening sound, but not always easy on the eyes. Here are a few ways to upgrade ...

The acoustic ... panels are built out of individual circles, cut out in a way that uses as much of a 3/16″ (5mm) plywood sheet as possible, with hollow circles serving as frames to attach foam ...