export declare const NSVoiceAttributeKey: {
    readonly NSVoiceName: "VoiceName";
    readonly NSVoiceIdentifier: "VoiceIdentifier";
    readonly NSVoiceAge: "VoiceAge";
    readonly NSVoiceGender: "VoiceGender";
    readonly NSVoiceDemoText: "VoiceDemoText";
    readonly NSVoiceLocaleIdentifier: "VoiceLocaleIdentifier";
    readonly NSVoiceSupportedCharacters: "VoiceSupportedCharacters";
    readonly NSVoiceIndividuallySpokenCharacters: "VoiceIndividuallySpokenCharacters";
    readonly NSVoiceLanguage: "VoiceLanguage";
};
export type NSVoiceAttributeKey = typeof NSVoiceAttributeKey[keyof typeof NSVoiceAttributeKey];
