Mercedes-Benz AMG GT 53 4MATIC+ 2019 Operator's Manual page 245

Telephone voice commands
Voice command
Call <Name>
Search for contact <Name>
Outgoing calls
Redial
Overview of radio voice commands
Radio voice commands can also be used when
the radio application is running in the back‐
ground.
Radio voice commands
Voice command
Station <Name>
<Frequency>
Next station
Function
Makes a phone call. All address book names are available.
Searches for and displays a contact. All address book names are available.
Displays the last call
Selects the last phone number dialed
Function
To call up receivable or saved stations
To enter a frequency directly
To switch to the next available station
Voice Control System 243