const synth = window.speechSynthesis
// Select voice
const voice = this.voices.find(v => v.name === 'Jorge')
// Next we create a new speech synthesis utterance
const utterThis = new SpeechSynthesisUtterance(this.text)
// Set voice
utterThis.voice = voice
// Default tone is 1
utterThis.pitch = 1.5
// Default speed is 1
utterThis.rate = 1.8
// Speak!
synth.speak(utterThis)