Sansui QR-4500 Quadraphonic receiver

Works good. Just cleaned the switches and controllers. Video was made before the cleaning. Willing to test before you buy. A couple lights need to be replaced. Power cord not the original but works just fine. First come first serve. Specifications Tuning range: FM, MW Power output: 27W/ch into 8Ω (quadraphonic) Frequency response: 20Hz to 30kHz Total harmonic distortion: 0.5% Year: 1972