export declare const NSSpeechPropertyKey: {
    readonly NSSpeechStatusProperty: "stat";
    readonly NSSpeechErrorsProperty: "erro";
    readonly NSSpeechInputModeProperty: "inpt";
    readonly NSSpeechCharacterModeProperty: "char";
    readonly NSSpeechNumberModeProperty: "nmbr";
    readonly NSSpeechRateProperty: "rate";
    readonly NSSpeechPitchBaseProperty: "pbas";
    readonly NSSpeechPitchModProperty: "pmod";
    readonly NSSpeechVolumeProperty: "volm";
    readonly NSSpeechSynthesizerInfoProperty: "vers";
    readonly NSSpeechRecentSyncProperty: "sync";
    readonly NSSpeechPhonemeSymbolsProperty: "phsy";
    readonly NSSpeechCurrentVoiceProperty: "cvox";
    readonly NSSpeechCommandDelimiterProperty: "dlim";
    readonly NSSpeechResetProperty: "rset";
    readonly NSSpeechOutputToFileURLProperty: "opaf";
};
export type NSSpeechPropertyKey = typeof NSSpeechPropertyKey[keyof typeof NSSpeechPropertyKey];
