Operation; Mute; Headset/Handset Selector - DNT Call4U Pro Bedienungsanleitung

Operation

Operation
1. To make a phone call with the Call4U Pro lift and place the
handset beside the telephone.
2. Make sure that the headset/handset switch is in the headset
position.
3. To fi nish a call, just hang up the handset on the telephone.

Mute

You can switch off the microphone during a telephone call by
pressing the Mute button, so your partner cannot hear your
internal conversation.

Headset/handset selector

With the Call4U Pro either the headset or the handset of your
telephone can be used. This is done by the headset/handset
selector. It is also possible to change during a telephone call.
Troubleshooting
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