/**
 * Error thrown when an audio is not found
 */
export declare class AudioNotFoundError extends Error {
    readonly audioName: string;
    readonly name: string;
    readonly url: string;
    /**
     * Create a AudioNotFoundError
     * @param audioName Name of the audio
     * @param url URL of the audio
     */
    constructor(audioName: string, url: string);
}