3.1.10 Audio boost feature
The audio boost feature allows you to amplify the handset earpiece volume to compensate for the ear's limited sensitivity.
1.To turn on the audio boost feature, press 
at any time during a call. The handset top indicator illuminates.
2.When the audio boost feature is activated, press
to increase or decrease the earpiece volume within the specific frequency range set in Equalizer. See section “6.3 Equalizer” for more details.
3.To turn off the audio boost feature and return the
earpiece volume back to normal, press | again |
and the handset top indicator light turns off. |
|
-The audio boost feature will be turned off automatically when the call is ended.
3.1.11Adjust volume
1.During a call, press ,to adjust the loudspeaker volume.
Or press 
to adjust the earpiece volume.
-The level is shown in the handset display, as VL1 up to VL5.
3.1.12 Mute
Mute the microphone so that you can talk to someone else in the room without your caller hearing you.
Using the phone
1.During a call, press M.
- The microphone is muted.
2.Press Magain to turn the microphone back on.
1. During a call, press >or put the handset on the cradle.
After you hang up, the duration of your call is displayed for around 2 seconds.
3.2Intercom
This feature is only available when there are at least 2 registered handsets. It allows you to make internal calls, transfer external calls from one handset to another and use the conference option.
3.2.1 Call another handset
1.Press
2.Presswant to call.
3.Press Pto call the handset.I.,to the handset you
TIPS
You may enter the number of the handset (1 to 5) you want to call.
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