Using the Call Mute
When you are on a call, you can turn off your microphone so that the peer party will not hear your voice.
Press
to switch between to hear or to mute caller's voice.
Using Call Waiting
When you are on a call, an alert tone sounds to indicate that you have received a second call.
1. Settings > Call Settings > Call Waiting:
(down) to select On and then press
Set to activate Call Waiting function.
2. Press
3. Press
to answer the incoming call. If you want to switch between calls, press
4. To end the call, press
D-Link DPH-540 User Manual