The Audi Convenience Key and Audi Advanced Key If you'd like to avoid the hassle of searching through your pockets for keys for your car, the Audi convenience key is the solution. It's an authorization and access system available via the WB3 Comfort and Sound package on specific Audi models. https://car-locksmith32970.blogdal.com/30260671/5-audi-a1-key-replacement-projects-for-any-budget