Englishswitch between the current calland the held call (during a call) and hold the Multifunction keyswitch a call from your mobilephone to the hands-free carkit (during a call on the mobilephone)the Multifunction keyTo adjust the volume, turn the volume dial up or down.Turn the indicator light offThe indicator light may distract you while driving at night. To turn theindicator light off, press and hold the Multifunction key until you hear abeep (longer than 8 seconds).Even if you turn the indicator off, it will still work when the hands-free carkit powers on, the battery is low, and in Pairing mode.To turn it on, press and hold the Multifunction key again.