The audio, titled "Sibilance", is a comprehensive exploration of the phenomenon of sibilance, a hissing sound that can often be heard in recorded audio. It delves into the various needs that arise when dealing with sibilance, discussing possible noise reduction techniques to help mitigate this issue. The audio provides an in-depth understanding of how to tackle the problem of sibilance hiss, offering practical solutions to reduce this noise and subsequently enhance the audio quality. The audio is equally informative and instructive, aiming to assist listeners in understanding and addressing the common issue of sibilance in audio recordings.