GN Netcom GN 9120 DG - Handbuch (Seite 13)

4 – Functions and settings
Setting the headset/receiver volume
Ask someone to call you.
You can use the PLUS button (2c) to increase the volume and
the MINUS button (2b) to lower the volume.
Muting the headset microphone
To activate the mute function, press the MINUS button (2b) twice in one second. (Activation is indicated by the red symbol
on the base station.)
To deactivate the mute function, press the MINUS button (2b) twice in one second.
4. Functions and settings
Taking and ending calls
Incoming calls are indicated to you by a signal you hear in the headset. Calls can be taken by pressing the
multifunction button (2d) once.
To end a telephone call, press the multifunction button (2d) on the headset once more.