Purchased this on Amazon last fall for our 2015 JK Rubicon with the stock head unit and am happy with it. No instructions, but there is a solid write up in the reviews that I used to install it. Pretty straightforward. Only thing I can’t speak to is wiring it to a push button… https://www.amazon.com/Roadpower-2007-2018-Waterproof-Aftermarket-Guidelines/dp/B0882S8L3L