See also:

Playing the AM/FM Radio (EX-L model with navigation system)
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Using HFL
  (Pick-up) button: Press to go directly to the Phone screen or to answer an incoming call.   (Hang-up) button: Press to end a call.   (Talk) button: Press to call a number with ...

Audio Remote Controls
Allows you to operate the audio system while driving. MODE Button Cycles through the audio modes as follows: VOL Button Press  : Increases the volume. Press : Decreases the volume. ...