The Audi Convenience Key and Audi Advanced Key If you want to avoid searching through your pockets for keys for your car, the Audi convenience key is the solution. It's an access and authorization system that can be accessed via the WB3 Comfort and Sound package on certain Audi models. https://g28-car-key-solutions49456.theisblog.com/30028774/the-reasons-audi-advanced-key-is-harder-than-you-imagine