export declare enum OUTPUT_FORMAT {
    AUDIO_24KHZ_48KBITRATE_MONO_MP3 = "audio-24khz-48kbitrate-mono-mp3",
    AUDIO_24KHZ_96KBITRATE_MONO_MP3 = "audio-24khz-96kbitrate-mono-mp3",
    WEBM_24KHZ_16BIT_MONO_OPUS = "webm-24khz-16bit-mono-opus"
}
export declare enum PITCH {
    X_LOW = "x-low",
    LOW = "low",
    MEDIUM = "medium",
    HIGH = "high",
    X_HIGH = "x-high",
    DEFAULT = "default"
}
export declare enum RATE {
    X_SLOW = "x-slow",
    SLOW = "slow",
    MEDIUM = "medium",
    FAST = "fast",
    X_FAST = "x-fast",
    DEFAULT = "default"
}
export declare enum VOLUME {
    SILENT = "silent",
    X_SOFT = "x-soft",
    SOFT = "soft",
    MEDIUM = "medium",
    LOUD = "loud",
    X_LOUD = "x-LOUD",
    DEFAULT = "default"
}