1. Size: 2440mm*128 mm Thickness: 15mm, 18mm 2. Surface Finish: Melamine Faced, Natural Veneer 3. Design Patterns: So many for your choice 4. Usage: Function rooms, conference rooms, studio halls, concert halls, theatre, great halls, recreation amusement city, hotel, advanced villa or family life as the decorative material. 5. Function: This boards are used to absorb noise, after sound waves propagate into the holes of the board, they will hit the spongy inner wall and lose energy. The waves will be reflected many times and most of the energy is dissipated as heat. The acoustic board has absorbed the sound.