My standard stereo in my Avensis T27 is now feeling dated and sadly I think it's time to look at replacing the head unit. Sound is fine but technology is moving on. I'm currently streaming most radio stations via my android phone and playing Spotify via the Aux cable. Also when needing directions I use my android phone and google maps to help with this. Looking for recommendations and opinions on the best upgrades out there. bluetooth audio streaming is a must and also would be good to inte