26How to use – the basics
Changing the volume
CAUTION
Risk of hearing damage!
Listening at high volume levels for long periods can lead to permanent
hearing defects�
> Do not continuously expose yourself to high volumes�
You can adjust the volume in a meeting via:
1 remote control,
2 speakerphone or
3 Microsoft Teams on-screen menus
27How to use – the basics
Muting / unmuting the microphone
You can mute or unmute the microphone in a meeting via:
1 remote control,
2 speakerphone or
3 Microsoft Teams on-screen menus
Joining meetings / calls
You can join and control meetings and calls via Microsoft Teams, the remote and the
speakerphone (see EXPAND SP 30T User Guide)�
Join your meeting or initiate a call via the Microsoft Teams on-screen menus�
The speakerphone LED lights up green�