Ambient Siren Sound as Police Car Passes By 004

The audio begins with the distant, yet distinct sound of a siren, a clear indication of an emergency at hand. Gradually, the siren's wailing grows louder, indicating the nearing of a police car. The distinct fluctuation of the siren's sound creates an ambient atmosphere, filled with urgency and alertness. The siren's pitch and intensity change as the police car passes by, with the sound gradually subsiding into the distance. The Doppler effect is evident as the siren's tone changes from high to low pitch, painting a vivid picture of a car in motion. The audio ends with the faint echo of the siren, leaving behind a lingering sense of action and emergency.