Minimum RMS Output Power (8 ohms, 20 Hz-20 kHz)60 W + 60 W (0.019% THD) High Dynamic Power/Channel (8/6/4/2 ohms)100 / 120 / 140 / 150 W Frequency Response10 Hz – 100 kHz +/- 1.0 dB Total Harmonic Distortion (CD to Sp Out, 20 Hz-20 kHz)0.019% (50 W / 8 ohms) Signal-to-Noise Ratio (CD)99 dB (input shorted, 200 mV) Damping Factor210 Digital InputYes (optical / coaxial) Audio In / Out8 / 2 Subwoofer OutYes Pure DirectYes ToP-ARTYes DC outYes Standby Power Consumption0.5 W Power Management (Auto Power Standby)Yes.