Integrated Stereo Amplifier. Bass, Treble, Balance controls. Aux, Phono, Tuner Inputs. Tape monitor and Tape copy switches, -20db muting switch, acoustic comp switch (presence, loudness). Fully serviced, cleaned, set bias. High current, powerful amp, no speaker relay, quick power up. Great condition, small chip in wooden side panel but otherwise looks great, works great, and has nice big switches. #9 condition