The latest Google Maps beta update began rolling out to users late last night, and it brings with it a feature some users have been requesting for years: User-selectable language and voices. Not only that, but there are a few things from the teardown that may be of interest. Some of them are more like follow-ups to older topics, but there are some new bits of information to check out with each one.

Change the Google Maps voice Navigation in your android device. You can install various voice data using Google Text-to-speech settings in your nougat, marshmallow and other device.
Settings > Personal > Languages & input > Speech > Text-to-speech output > Google Text-to-speech engine settings > Install voice data > Download your favorite Google TTS voice data > Back one steps > Language > choose language