EQ Acoustics Spectrum Studio Corner Bass Trap L black (color: black), Membrane Layer Technology, wedge-shaped, The acoustics of most rooms distort sound, restricting listening enjoyment and the precision of speaker systems. By absorbing sound reflections and taming resonances Spectrum Studio acoustic treatments make spaces more accurate and comfortable to work in. Designed to meet the demands of professional users the Spectrum Studio range utilises a fabric encapsulated 65kg/m3 absorber core providing superior sound absorption versus acoustic foam products. Ideal for Recording Studios, Broadcast, Home Cinema, HiFi Rooms, Voice Over, Music Practice Rooms and Classrooms. no fixing included (optional FlexiFit, StudioTape, Hanger), UK Class 0 / Euro Class B fire rating, Dimensions: 1150 x 575 x 100 mm, Color: black