Acoustic projector with power rating of 20 W (selectable to 10 and 5 W). 6.5" speaker. Frequency response of 110-15,000 Hz. Sensitivity 92 dB (1 W, 1 m and 1 kHz). Maximum sound pressure level 105 dB (20 W, 1 m and 1 kHz). Cylindrical enclosure. Dimensions 245 mm (length), 170 mm (mouth). Finishing in white high impact polystyrene (HIPS, RAL9016) with metallic grille and aluminium bracket. Suitable for indoor and outdoor.