2012 Toyota Prius Owners Manual - Page 627

3-3. Using the Bluetooth® audio system Setting ringtone volume STEP 1 STEP 2 Select "Ringtone Volume" using Change the ringtone volume. To decrease the volume: Turn . counterclockwise. To increase the volume: Turn clockwise. Setting ringtone STEP 1 Select "Ringtone" using . STEP 2 Using , select a ringtone (1 - 3). To set the selected . ringtone, press Transferring call histories Select "Transfer Histories" using and press (YES). 316