The Audi Convenience Key and Audi Advanced Key If you're looking to avoid the hassle of digging through your pockets for a physical car key, the Audi convenience key is your solution. It's an access and authorization system available via the WB3 Comfort and Sound package on specific Audi models. https://g28carkeys49658.activablog.com/29621061/a-how-to-guide-for-audi-advanced-key-from-beginning-to-end