Dialog 4220 Lite / Dialog 3210
During Calls

Monitoring

Note:

Dialog 3210 only.

You have an ongoing conversation via the handset.

Press to switch the loudspeaker on.

When the lamp lights, the loudspeaker monitors the call.

Note:

When the loudspeaker is on, the microphone is automatically switched off in the handset.

From monitoring to handset

Press to switch the loudspeaker off.

Continue your conversation via the handset.