Sony TA-N55ES - Stereo Power Amplifier (1989-99) Beautiful condition with traces of use. The wooden panels give this amplifier an extra luxurious look. Serviced, relay replaced and IC component then tested for a long time and as you can expect from these amplifiers a super sound quality. The TA-N55es sound many times better than its big brother TA-N80! Nicely built and neatly clean inside. See the photos for the correct impression. Specifications Power output: 110 watts per channel into 8Ω (stereo), 300 watts into 8Ω (mono) Frequency response: 20Hz to 20kHz Total harmonic distortion: 0.05% Damping factor: 100 Input sensitivity: 0.18V Signal to noise ratio: 120dB Dimensions: 467 x 150 x 365 mm Weight: 12.2 kg