2-way ceiling speaker (12 cm woofer and tweeter) and 6W RMS power in 100V line. Power selection: 6, 3, 1 and 0.5 W. Connection to 8 and 16 ohm. Frequency response from 80 to 20,000 Hz. Sensitivity of 89 dB SPL at 1 kHz, 1 W and 1 m. Maximum sound pressure of 97 dB at 1 kHz and 1 m. Perforated steel grille and fire resistant ABS frame (UL94V0), 230 mm diameter, wide dispersion of high frequencies. Weight: 2.5 kg. Dimensions: 310 x 310 x 255 mm.