Interface : you can speak in English by clicking on the animation. The Phone will say it back in German .
If the accent of the spoken language is weird please change your Text-to-speech phones setting to German.
How to change the "Text-to-speech" to German. 1) click on "Settings" icon on your phone 2) Go to "Voice input & output" 3) Go to "Text-to-speech" 4) Go to "Language" 5) Pick German
you should be set. Watch sample video of English to Italian for sample.