Toyota Prius c 2014 Owner's Manual page 309

Adjusting the ringtone volume when receiving a call
Change the ringtone volume using
To decrease the volume: Turn
To increase the volume: Turn
■
When talking on the phone
●
Do not talk simultaneously with the other party.
●
Keep the volume of the received voice down. Otherwise, voice echo will
increase.
■
Automatic volume adjustment
When vehicle speed is 50 mph (80 km/h) or more, the volume automatically
increases. The volume returns to the previous volume setting when vehicle
speed drops to 43 mph (70 km/h) or less.
■
Phone call system functions
Depending on the cellular phone, certain functions may not be available.
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Situations where the system may not recognize your voice
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When driving on a rough road
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When driving at high speeds
●
When air is blowing out of the vents onto the microphone
●
When the air conditioning fan emits a loud noise
3-3. Using the Bluetooth
.
counterclockwise.
clockwise.
®
audio system
3
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