Sharp Optonica SM-4646H (B)

Power output: 60 watts per channel into 8Ω (stereo)
Frequency response: 5Hz to 70kHz
Total harmonic distortion: 0.05%
Damping factor: 50
Input sensitivity: 2.5mV (MM), 150mV (line)
Signal to noise ratio: 70dB (MM), 90dB (line)
Output: 150mV (line), 30mV (DIN)
Semiconductors: 2 x IC, 39 x transistors, 8 x FET, 25 x diodes, 1 x LED
Dimensions: 442 x 144 x 363mm
Weight: 16kg