Tuning range: FM, MW Power output: 50 watts per channel into 8Ω (stereo) Frequency response: 20Hz to 20kHz Total harmonic distortion: 1% Damping factor: 60 Input sensitivity: 2.2mV (MM), 133mV (line) Signal to noise ratio: 78dB (MM), 80dB (line) Channel separation: 45dB (MM), 45dB (line) Speaker load impedance: 4Ω (minimum) Dimensions: 443 x 126 x 349mm Weight: 9kg Four main speakers can be connected Loudness Two subwoofers out Made in Japan