[Ignis's thumb runs over the smooth flat surface of the smartphone which confirms the level of technology that they have in order for him to communicate through a non-visual or non-verbal means.

He hands it back to her.]

There should be a button for settings. Through that, there should be a language and input portion. Once you press that, you can configure it to translate text to speech. I'm sure there are more apps designed for the same function that have more voice selections.