I could not connect to a 2018 Jeep and a 2016 Mazda. It connects to headphones and Tivoli Audio Model Three. So the Bluetooth works, just not with some cars.

Tried again, but it still does not work.

I tried again, but the code still does not work.  I am using headfi0 as the code.   I really appreciate your help with this Eric.   Edit - I saw your post that states the start time as 11am - so thanks - I'll try then

Tried your link to Amazon, but it still does not work.

Tried the code for the On1 on Amazon and it did not work.   Is this code only good to use on Amazon, or can it be used at Thinksound.com?