Acoustic projector with exponential opening for wall or ceiling, 15 W RMS power for 100 V line. Certified to EN 54-24. 12 cm speaker. Power selection of 15, 10, and 5 W. Frequency response from 150 to 15,000 Hz. Sensitivity 97 dB (1 W, 1 m, 1 kHz). Maximum sound pressure 109 dB (15 W, 1 m, 1 kHz). ABS resin box and white metal grid. Degree of protection IP 65. Includes U-support for wall or ceiling installation. Dimensions: 366 x 230 x 310 mm. Weight: 3,0 kg.