Lexus IS 250C 2014 Manual page 328

3-4. Using the hands-free phone system (for mobile phones)
Operating the system using voice commands
By following voice guidance instructions output from the speaker, voice
commands enable the operation of the hands-free phone system without
the need to check the display or operate
■ Operation procedure when using voice commands
Press the talk switch and follow voice guidance instructions*.
■ Auxiliary commands when using voice commands
The following auxiliary commands can be used when operating the
system using a voice command:
"Cancel": Exits the hands-free phone system
"Repeat": Repeats the previous voice guidance instruction
"Go back": Returns to the previous procedure
"Help": Reads aloud the function summary if a help comment is regis-
tered for the selected function
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*: For vehicles sold in U.S. mainland, Canada and Hawaii only
, and .