Subwoofer size: 10″ Frequency response: 25-150 Hz(-10dB) Variable low-pass filter: 40-150 Hz@18dB/octave Variable phasr control: / Amplifier power output:150 watts@THD<0.5% Inputs Stereo line lever and Hi-level Dimensions:400 x 635 x 178mm(HxWxD)