Broadband absorber that is meant to be hanged on the ceiling and provide low-mid to high frequency absorption, prevent echo flutter and reduce reverberation time. Specifications: Dimensions: 104x64x12cm Weight: 10kg Frame: sturdy wooden frame with 3 high quality LED lights Core: Ecose rock mineral wool - density: 50kg/m3 - gas flow resistivity: >10000 Pa*s/m² - fire retardant (HRN EN 13501-1): A1 Fabric: Premium feel acoustically transparent fabric - Textum Kabal (295 g/m2) Classification sound absorption (EN ISO 11654:1998): A Sound absorption coefficient (EN ISO 354:2003): Tested at IGH Institut in Zagreb, Croatia 2022. *LED lights come in a box (installation by a certified electrician required) Mounting kit: 4x back hooks premounted for hanging on the ceiling. Due to various wall construction types, wall anchors and screws are not included.