Maybe you can use examples of the 'why'? - Switch between reading and listening whenever you want - Follow the text while listening to audiobooks - Enjoy aud

Maybe you can use examples of the 'why'? - Switch between reading and listening whenever you want - Follow the text while listening to audiobooks - Enjoy audiobooks while reading along with the text Or even simpler: - Read or listen - switch anytime - See the words as you listen - Listen while you read along