Completely-sealed, flush-mounted ceiling speaker employing a high power handling, splash-proof, small full-range speaker. Its ideal applications include washrooms, locker rooms of the pool, and other humid locations. IP64 Dust/Water Protection. Ambient Temperature: -10ºC to +50ªC. 3W RMS power in 100V line. 7,7 cm speaker. Frequency Response: 180 Hz - 20 kHz. Sound Pressure Level: 88 dB (1 W, 1 m). Grille diameter: 180 mm. Depth: 120 mm. Flush hole: 150 mm. Weight: 700 g.