ATS Acoustics Baffle 24x48x2 Inches in Black Instead of attaching to a wall, baffles are suspended from high ceilings. Baffles are often used in auditoriums, gyms, sports arenas, commercial/industrial buildings, and other large spaces. Baffles are more efficient than wall panels because both sides of the baffle absorb sound. ATS Acoustic Baffles are built around an aluminum frame, just inside the fabric. ATS Acoustic Baffles are built around an aluminum frame, just inside the fabric.