Foldable Soundproof Mat, Industrial Noise Reduction Sound Absorbing Cotton Swab KTV Club Acoustic Material 9 Square Meters (Red) (Purple)

Acoustic Panel: Standing wave attenuation, a large number of high-density sound-absorbing cotton plays a role in slowing down the sound speed and increasing the volume inside the box, making it have very good sound absorption. Acoustic Panel: High-quality sound-absorbing panel with excellent acoustic performance in many frequency ranges, easy to install and easy to use. Acoustic Panel: Uses professional acoustic control to reduce waves, reverberation and tremors in small and medium-sized rooms. Acoustic Panel: Tips: This product is not sticky. After the customer receives the package, they need to buy glue to install it. Installation is simple and convenient. Acoustic Panel: Color: Purple, Black, Red, Yellow, Gray/ / Size: 2 * 1.5M // Thickness: 3.5CM/ / Quantity: 3 // Area: 9 square meters;