Hi guys,
I'm a newbie,so please if I do ask silly question...don't be upset. I have a 2004 BMW E60 525i,recently bought the dension gateway 500 but I want to get the dension AVR fitted too and was told it wouldn't work on the business radio only professional ones but on one forum,peeps said it's works....can anyone Please clarify this for me as I really want to get the dension AVR fitted too.....thanks alot...