The Pioneer SA-5300 is an integrated stereo amplifier producing more than 10 watts per channel with no more than 0.8% total harmonic distortion. Features include a tape monitor, loudness control and 2 pairs of speaker outlets. SPECS: Power output: 10 watts per channel into 8Ω (stereo) 15W at 4 Ohms RMS Frequency response: 20Hz to 30kHz Total harmonic distortion: 0.08% Input sensitivity: 2.5mV (MM), 150mV (line) Signal to noise ratio: 70dB (MM), 85dB (line) Dimensions: 350 x 125 x 282mm Weight: 8 kg Year: 1976 features include tone control and a phono input. All controls sounds fabulous. Just some tiny signs of use, see all pictures. Contacts cleaned. New power lamp. New power cord Carefully insured shipped