High-fidelity audio, often abbreviated as hi-fi, refers to sound reproduction that is very faithful to the original recording. This means that the audio quality is clear, detailed, and accurate, allowing listeners to experience music and sounds as they were intended by the artists and producers. High-fidelity systems typically use high-quality components, such as speakers, amplifiers, and digital-to-analog converters, to achieve this level of sound quality. To achieve high-fidelity audio, various factors come into play, including the recording quality, playback equipment, and the acoustics of the listening environment. Formats like lossless audio files and vinyl records are often associated with hi-fi because they preserve more detail than compressed formats. Overall, high-fidelity audio aims to provide an immersive listening experience that captures the nuances of the original sound.