/**
 * @description 接收语音消息
 */
import { InMsg } from './InMsg';
export declare class InVoiceMsg extends InMsg {
    private mediaId;
    private format;
    private msgId;
    constructor(toUserName: string, fromUserName: string, createTime: number, msgType: string);
    get getMediaId(): string;
    set setMediaId(mediaId: string);
    get getFormat(): string;
    set setFormat(format: string);
    get getMsgId(): string;
    set setMsgId(msgId: string);
}