The Sansui AU-α 707i is a stereo integrated amplifier introduced by Sansui in the 1980s. It is part of the premium AU-α Alpha Series of amplifiers, known for their high-quality sound and build. The AU-α 707i features a sleek design with a brushed aluminum faceplate, wood side panels, and analog VU meters. It has a power output of around 120 watts per channel into 8 ohms. The amplifier is equipped with various input and output options, including phono, tuner, auxiliary, and tape inputs, as well as pre-out and main-in connections. Overall, the Sansui AU-α 707i is considered a solid performer in the vintage audio community.