Self Adhesive Acoustic Panels 12 Pieces, 12X12X0.4 Inch Sound Proof Padding, Sound Absorbing Panel For Home[Easy Installation] Self-adhesive design for glue, with adhesive on the back, easy to install on walls, ceilings and walls. It is suitable for a variety of smooth surfaces. You don't need to prepare additional adhesives or tools to fix them. [Both aesthetics and functionality] the panel has been developed specifically for those situations where acoustic absorption and greater visual sophistication are required, such as office, conference room, home office, dining room, and recording studios, podcasting booths, offices, and many more. By suppressing unwanted sounds such as echoes and noise, you can achieve much clearer sounds. [What's the effect] tiles are an easy, elegant acoustic fix for almost any space. With high density, the tiles are great for reducing background noise, echo, reverberation time (RT) and reducing standing waves, improve speech intelligibility, and help increase sound clarity in a room or space. [Specification] high density-200kg/m3; Dimensions-12x12x0.4 inches (30x30x0.9 cm), pack of 12, covering 12 square feet; weight-3.3 pounds of 12 pieces; [Why acoustics are important] it's no surprise that excessive noise and poor acoustics can have detrimental effects on productivity, communication, and concentration. To solve this problem, choose the right amount of tiles and wall areas to create the right