Mercedes-Benz 2008 S550 Operator's Manual page 319

Control systems
Voice Control* command list
incorrect phone number
incorrect telephone number
incorrect unlock code
delete
delete PIN
delete number
delete PIN number
delete PIN code
delete phone number
delete telephone number
delete unlock code
Navigation commands
navigation
nav
navi
route guidance
routing
318
destination guidance
guidance instructions on
switch guidance instruction on
switch guidance instructions on
switch route guidance instruction on
switch route guidance instructions on
switch on guidance instruction
switch on guidance instructions
switch on route guidance instruction
switch on route guidance instructions
guidance instructions off
switch guidance instructions off
switch route guidance instructions off
switch off guidance instructions
switch off route guidance instructions
mute guidance instructions
mute route guidance instructions
house number
enter house number
map (on)
show map
switch on map
zoom in
zoom in on map
zoom out
zoom out on map
zoom in completely
zoom out completely
enter country
enter another country
spell country
spell another country
change country
change another country
intersection
spell intersection