6” flush ceiling diffuser with loudspeaker. Metal container suitable for 70/100V lines with built-in fire / flame protection cover. 9W maximum power. 6W, 3W, 1.5W, 0.75 W @100V and 3W, 1.5W, 0.75 W, 0.375W @70V low-loss transformer. Frequency response: 100 20000 Hz. SPL (1W 1m) sound pressure 92 dB. Dimensions: 200x90 mm Weight: 1 Kg. Colour: white RAL9016 front and red RAL 3000 cover. Protection rating: IP44 type A according to EN54 24.