Package Included
48 Pack Black Acoustic Foam Panels
Specification:
Material:foam
Dimension: 12"*12"*1"
Weight: 1.66 pound
Color: Black
Principle of sound absorption and noise reduction
1.Principle of sound absorption and noise reduction
2. Part of the voice Reflected back after optimization
3.The sounds collide on the west side
4.A small part penetrates the new cotton into the wall
5. A slight sound penetrated the wall