The Sansui TU-S 55 X is a FM/AM stereo tuner that was released as part of the Sansui audio lineup. It features a sleek, attractive design typical of Sansui products from its era. The TU-S 55 X is known for its solid performance in receiving FM and AM broadcasts, with the ability to capture a wide range of frequencies and provide clear sound quality. It typically includes features like digital frequency display, presets for favorite stations, and a tuning indicator for improved usability. The tuner is aimed at users who appreciate good reception and sound quality in their audio systems. Some common specifications include: Frequency Range: FM: 87.5 - 108 MHz, AM: 530 - 1,710 kHz; Signal to Noise Ratio (S/N) for FM: 70 dB; Total Harmonic Distortion (THD) for FM: 0.2%. The TU-S 55 X can be paired effectively with other components in an audio system, making it a versatile choice for music enthusiasts.