The Sansui AU-D 5 is an integrated amplifier known for its solid construction and high-quality sound reproduction. It features a direct-coupled design which helps in reducing distortion and improving overall sonic fidelity. The amplifier produces a power output of about 60 watts per channel into an 8-ohm load, making it suitable for driving a variety of speakers. It also includes a phono stage for turntables, allowing vinyl enthusiasts to connect their equipment directly. The AU-D 5 incorporates a range of tone controls and a balance adjustment, giving users the flexibility to tailor their audio experience. Additionally, it has multiple inputs, including auxiliary, tape, and phono inputs, which provides connectivity with various audio sources. The build quality is solid, with a metal chassis and a sleek front panel featuring wooden side panels, showcasing Sansui's attention to aesthetics as well as functionality.