It is an extension to Amazon Alexa for your vehicle. You plug it into your 3.5mm or bluetooth in car and also bluetooth it to your phone.

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https://www.amazon.com/Introducing-Echo-Auto-first-your/dp/B0753K4CWG

check out the echo auto. it's pretty good solution for $25. it connects to your phone via bluetooth, and then you plug an aux cable in, and you get Alexa control of apps like navigation, phone calls, and, music of course.