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 ...

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 ...

Mineral wool tiles can be more expensive, but do a great job of dampening sound; foam panels, on the other ... you'll be able to design an acoustic ceiling that's perfect for your needs.