Kenwood FM stereo receiver model KR-4140. This stereo is from May of 1971. Rated at 24 watts per channel. Features, two phono inputs, one aux input, one tape monitor in/outputs, loudness on/off, separate bass and treble controls, and balance slider, both left, right mic inputs, phones output for stereo headphones, modes - left - right - stereo - rev - mix, selector - AM - FM auto - phono one- phono  two/mic - aux, and a tuning meter.