I was looking at getting a new car my 2008 pickup, but didn't want to deal with dealerships. And why do I need a new car anyway? I'm starting to need a little more maintenance, but that is nothing compared to a new car payment. And how is my old truck out of date? Really, just the stereo. I would like to have something that can bluetooth with my phone so I can get spotify, hear waze alerts, etc. So I got one of these:
https://www.crutchfield.com/p_130S600BS/Pioneer-MVH-S600BS.html
It has exactly the same connection to your car as the ones we used to get in the 1980's at Radio Shack - power, antenna, and the speakers. Nothing else. I know this because I will be installing it myself.