Volume control
10
mute, tuning
Volume control
Mute function
Tuning
Adjust the speaker volume with the Up/Down
key during the call.
Press the Mute key to switch off the micro-
phone. The mic indicators change to red.
Press again to switch on the microphone.
The mic indicators change back to green.
The sound is adjusted automatically for the
room and the telephone line when Konftel
200/NI is switched on. Konftel 200/NI senses
the acoustics of the room and adapts continu-
ously during the call. For manual tuning, press
the Up/Down key at the same time. A brief noi-
se will be heard.
Konftel 200/NI • User Guide