Extremely effective sound-absorbing acoustic luminaire, 4 cable holders on top, tool-free adjustable, embossed front fleece, colour grey dawn, size 600 x 600 mm, sound absorption class B, closed plastic cover on the reverse, 8 Bartenbach lenses integrated in the front fleece, indirect light component on top for additional ceiling lighting, 36 % direct, 64 % indirect beam, direct light component with narrow beam, CRI > 90, including converter and operating device, dimmable via DALI/switchDim, the dimming unit is capable for video conferencing, indirect light separately switchable when using 2 DALI addresses, please order suspension set with supply cord separately according to your individual mounting situation (length 2 m: 555-711, length 4 m: 555-712). Front fleece available in further colours: far mountain, nightfall, soft moss, vineyard, white, yellow field, black ink.