[Professional absorption] - A few of our panels strategically placed outperform an entire wall of foam or polyester panels. Foam and polyester poorly absorb high frequencies, requiring many panels. Moreover, at medium-low frequencies, they are very ineffective, resulting in an unbalanced sound filter and a poor sound experience. In choosing our acoustical solution, you not only enhance performance but also save on costs. [NRC =0.90] (noise reduction coefficient) - Making it a first-class acoustic panel, absorbing well throughout all frequencies. The Pros use Tönnen. Be aware of fake NRC ratings out there. [Exceptional quality] - Our tolerance for defects is zero. Our aluminum frame is the best in the category, the fabric is nicely folded, easy to install brackets and all the details so you can experience joy and ease. You will be surprised. For home, professional studios, home theaters, shops, cinemas, offices and more. [They've got the looks] - Mod