Siemens 500 economy Manual De Usuario

To help the other party understand you clearly while you 
are talking into the microphone, you can adjust the tele-
phone to the acoustics in your environment: "Quiet 
room", "Normal room" and "Noisy room".

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K

Press one of these keys while the phone is idle.

Select and confirm.

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K

To set the room type: Keep pressing these keys until 
the setting you want appears on the screen.

Save.

You are engaged in a call.

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K

To raise or lower the volume: Keep pressing the keys 
until the desired volume is set.

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K

Save.

This function is not available with 
optiPoint 500 economy and optiPoint 500 basic.