/**
 * @public
 * @enum
 */
export declare const EventType: {
    readonly ANSWERED: "ANSWERED";
    readonly BUSY: "BUSY";
    readonly COMPLETED_CALL: "COMPLETED_CALL";
    readonly FAILED: "FAILED";
    readonly INITIATED_CALL: "INITIATED_CALL";
    readonly NO_ANSWER: "NO_ANSWER";
    readonly RINGING: "RINGING";
};
/**
 * @public
 */
export type EventType = (typeof EventType)[keyof typeof EventType];