Specs Type : Acoustic suspension Drivers unit : 30 cm (12") Cone Woofer Rated output power (IEC) : 125 watts minimum continuous power, 6 ohms , driven at 100 Hz with a Maximum total harmonic distortion : 1 % Power supply : AC 230 V, 50 Hz Power consumption :137 W Input sensitivity / impedance : 280 mV / 20 kOhm Frequency response : 20 Hz to 100 Hz Cabinet capacity : 49 L Dimensions (W x H x D) : 380 x 444 x 429 mm Weight : 15.5 kg