"Swivelling ELA ceiling speaker100-V transmission technologyHigh power with max.
30 WHigh-quality 2-way coaxial system with 2-way crossoverThe complete speaker unit can be swivelled to optimise the acoustic room illuminationElaborately designed plastic housing with metal grilleABS plastic material and self-extinguishing as per UL94V0For ceiling thicknesses: 9 - 35 mm"