Toyota 2011 Avalon Quick Reference Manual page 305

Steering wheel
n
Microphone
n
AVALON_U (OM41428U)
3-3. Using the Bluetooth
Volume
The voice guidance volume
cannot be adjusted by using
this button.
Talk switch
Turns the voice command sys-
tem on (press)/turns the voice
command system off (press
and hold)
I n f o r ma t i o n P r o v i d e d b y :
®
audio system
3
281