In the audio piece titled "Far-off Whistle", the listeners are introduced to a distant, soft whistle sound. The audio starts with the faint tune of a whistle, creating an auditory illusion of a sound effect coming from a distance. The whistle tone is small and light, and it gently pierces through the ambient silence, weaving a pattern of musical notes. The tune is simple yet catchy, making it easily recognizable even when it's coming from afar. The echo of the whistle, subtle but noticeable, gives the audio a sense of depth and space, enhancing the listener's perception of the sound's origin being far-off. The audio progresses with this distant whistle, providing a tranquil, soothing, and somewhat nostalgic auditory experience.