The Sansui FR-4060 is a stereo integrated amplifier that was introduced by the Japanese electronics company, Sansui, in the early 1980s. It has a power output of 40 watts per channel (into 8 ohms) and supports both AM/FM radio and phonograph inputs. The amplifier utilizes high-quality components such as ALPS potentiometers, capacitors by Nichicon, and output transformers by Stockhorn to deliver a clear and crisp sound. The sleek and modern design of the FR-4060 reflects Sansui's commitment to creating innovative and technologically advanced audio products. Overall, the Sansui FR-4060 is a highly regarded vintage amplifier among audiophiles and collectors, renowned for its superior sound quality and state-of-the-art features.