12BLUETOOTH — Mobile phoneReceive a callWhen there is an incoming call:– All the buttons and display flash.– The unit answers the call automatically if [AUTO ANSWER] is set to a selected time. ( 13)During a call:– The buttons and display illuminate according to the settings made for [DISPLAY]. ( 18)– If you turn off the unit or detach the faceplate, the Bluetooth connection is disconnected.To On the faceplateAnswer a call Press or the volume knob or one of the number buttons(1 to 6).Reject a call Press .End a call Press or .Adjust the phone volume[00] to [35] (Default: [15]*)Turn the volume knob during a call.• This adjustment will not affect the volume of the othersources.Switch between hands-freeand private talk modesPress during a call.• Operations may vary according to the connected Bluetoothdevice.* Not applicable for iPhone. During a call, the unit synchronizes the phone volume on the iPhone to the unit.Improve the voice qualityWhile talking on the phone...1 Press the volume knob to enter [FUNCTION].2 Turn the volume knob to make a selection(see the following table), then press the knob.3 Repeat step 2 until the desired item isselected or activated.4 Press and hold to exit.To return to the previous setting item, press .Default: XXMIC GAIN –10 — +10 (–4): The sensitivity ofthe microphone increases as the numberincreased.NR LEVEL –5 — +5 (0): Adjust the noise reductionlevel until the least noise is being heardduring a phone conversation.ECHO CANCEL –5 — +5 (0): Adjust the echo cancellationdelay time until the least echo is being heardduring a phone conversation.BLUETOOTH®