Loudspeaker for both semi-flush and wall-mount installation, 5". Metal enclosure for fire protection suitable for 70/100V lines. Maximum power 9W. Low-loss transformer: 6W, 3W, 1.5W, 0.75W @ 100V and 3W, 1.5W, 0.75W, 0.375W @ 70V. Frequency response 300Hz...15000Hz. SPL (1W/1m): Sound pressure 91dB. Dimensions (L x H x D) 170 x 170 x 63mm. Colour white RAL 9016. Protection rating IP21. Type A according to EN 54-24.