OnStar(R) Personal Calling
An optional digital cellular telephone with specific features integrated into the telematics system is also available.
OnStar(R) and OnStar(R) Personal Calling are activated separately.
NOTE:
Use of certain OnStar(R) services requires a subscriber's Personal Identification Number(s) (PIN).
For complete system operation details, see Audi Telematics by OnStar(R) Owner's Manual.