Portable acoustic double panel that is ideal for recording in temporary or provisional spaces, dubbing, improvised workshops and applications in spaces where cannot be installed long-term acoustic insulation. Product features two 4 m2 panels with construction made of combination of fibreboard and chipboard, acoustic foam surface with 7 cm spikes, and plastic wheels with brakes. It helps to improve acoustic conditions of mid and high frequencies. Product is not made from fire retardant material and does not meet the fire standard DIN4102 B2. Not for professional use.