For professional acoustic control Acoustic Foam Each comes uncompressed and in condition! With professional acoustic control, sound suppression, acoustic processing, noise reduction, the acoustic foam is to reduce the waves, reverb and flutter in small and medium-sized rooms.Acoustic panels is suitable for sound recording studio, room, home theater, KTV, and all kinds of public . The principle of the soundproofing foam is that the sound inside the sponge is repeatedly reflected back and forth, thereby achieving the effect of noise reduction and sound absorption.the acoustic panels not only have effective sound absorption characteristics, also will not cause any harm to body.The high quality material studio foam can keep sound insulation function permanently. In terms of cleaning, you just need to vacuum and dust occasionally. Acoustic Panels - Professional sound proof foam panels Enhance the sound quality within a room.soundproofing foam feature a classic design that offers sound deadening and echoes absorption. studio foam can be placed because it is simple to shape and cut to any size you . It can not only block sound also deliver a sense of beauty. At the same time,sound proof wall panel delivers long-term durability and doesn't required cleaning frequently. All you need to do is dusting after a long-term usage. Sound deadening padding reduces or eliminates echoes and background noises by controlling the reverberation that sound can make by bouncing off walls.sound proof padding can be installed in KTVs, meeting rooms, concert , etc. These sound absorbers are used to improve the acoustics of the room, which thereby reduces noise in the room. How Acoustic Panels Work? When the sound is transmitted to the wall panels, part of the sound is reflected, and part of the sound is transmitted through the sound dampening panels, most of the sound is in the form of energy. The sound energy is converted into heat energy, thereby achieving the effect of sound reduction and noise reduction. . Adapted place Great for spot treating sound on walls in your studio or office such as recording studios, control rooms, offices home studios, home entertainment theaters, home offices. You can use for audio Colour:black Material:Polyurethane size:30*30*2.5cm Package Contents: 12 * Soundproofing Foam Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.