Echwave Pack of 12 Self-Adhesive Acoustic Panels, Soundproof Wall Panels, Soundproof Foam Panels for Noise Absorption, Silver Grey, Easy to Use

The acoustic foam panels are made of professional quality high-density polyurethane foam. The 3D design increases the contact area between the sound-absorbing plate and the sound wave, which can reduce flutter , reverberation, standing waves and high-frequency noise. Improve sound quality and a quiet and comfortable environment. Sound-absorbing plates are made of new sound-absorbing material, which is non-, harmless and non- and does not pose any danger during prolonged use. The inside of the sponge is made of a mixture of combustion-supporting materials, which has fire resistance and good air permeability and can be extinguished when the fire is turned off, avoiding fire hazards. The acoustic wall panels are used to reduce noise level in different environments. The main applications include audio and video test rooms, recording studios, music rooms, home theaters, home offices, conference rooms, concert , classrooms, KTV rooms, hotels, live playrooms, washing machine rooms, home decoration and other places where there is a need for high audio processing. The soundproofing panels for walls are made of ultra-high elastic sponge polymer material, which suppresses dozens of temperature technologies. After opening the packaging, the foam squares quickly expand to their full shape and size. Normally, the dilation time is no more than 24 hours. No special tools are required for installation.