Beautiful Harman Kardon HK 1200 1996-97. Power: 25 watts/channel at 8Ω Frequency response: 10Hz - 250kHz Dimensions: 443 x 105 x 347 mm Weight: ca. 7 kg Spartan, very basic amplifier with audiophile-like properties. The input can be dampened with 10 dB. on the front to prevent overload. The amplifier is in good, used condition. There are some minor traces of use on it, but nothing serious. Specifications. -Power output: 25 watts per channel into 8Ω (stereo) -Frequency response: 1Hz to 350kHz -Total harmonic distortion: 0.1% -Damping factor: 45 -Input sensitivity: 135mV (line) -Signal to noise ratio: 90dB (line) -Channel separation: 55dB (line) -Speaker load impedance: 4Ω (minimum) -Dimensions: 443 x 105 x 347 mm -Weight: 6.8 kg