Lexus CT200h Owner's Manual page 402

3-4. Using the hands-free phone system (for cellular phones)
■ Steering wheel switches
■ Microphone
402
CT200h_U (OM76040U)
Volume
The voice guidance volume can-
not be adjusted using this but-
ton.
Off-hook switch
Turns the hands-free system
on/starts a call
On-hook switch
Turns the hands-free system
off/ends a call/refuses a call
Talk switch
Turns the voice command
system on (press)/turns the
voice command system off
(press and hold)