vocal-booth for : recording-studios, post-prod, music school, language-school, home-studio, musicians, etc.
Equipment : beige carpet on walls, thick gray carpet on soil, acoustical foam on ceiling, illumination (cold light), electrical catch. pass-cable. ready for job. Site of the window of the door and its sense of opening are to specify.
Sound absorption: R = 40 dB (A) (+/-3dB).