The Toshiba SM-390 is a vintage stereo integrated amplifier that was designed to deliver high-quality audio performance for home audio systems. It features a robust and attractive design, often highlighting the traditional aesthetics of audio equipment from its era. The amplifier is equipped with a range of inputs, including phono, auxiliary, and tape inputs, allowing users to connect various audio sources easily. The SM-390 offers tone control options, enabling listeners to adjust bass and treble levels to suit their preferences. Additionally, it provides a substantial power output, ensuring compatibility with a wide range of speakers for a satisfying listening experience. The build quality of the SM-390 reflects Toshiba's commitment to durability and performance, making it a valued choice among audio enthusiasts who appreciate vintage audio gear.