Utter word in course language with Web Speech API

speak,js

const courseLang = CurrentUserService.getLangCourseCode();
const voice = SpeechSynthesisService.getVoices().find((voice) => voice.lang.indexOf(courseLang) > -1);

SpeechSynthesisService.speak(this.props.value, {
    lang: courseLang,
    voice: voice.name,
    rate: 1.0,
    pitch: 1.0,
    volume: 1.0
});