The Sansui CD-X 510 M is a compact disc player that exemplifies the audio engineering and design ethos of Sansui during its production years. This model is designed to deliver a quality audio playback experience, featuring a robust construction that is common in its class. It supports various playback formats typical of CD audio standards, ensuring compatibility with a wide range of music collections. The unit typically includes features such as digital-to-analog conversion for enhanced sound quality, multiple audio outputs, and possibly digital inputs. User controls allow for straightforward navigation through tracks and discs, often enhanced by an LCD display providing track information and playback status. Its design may feature a mix of metal and plastic components, contributing to its durability and aesthetic. Specifications might include a frequency response rate that aligns with CD audio standards, typically between 20 Hz to 20 kHz, very low total harmonic distortion rates, and a signal-to-noise ratio that supports clean sound reproduction.