AT&T ATT1856 user manual Options while on calls, To adjust listening volume

volume level

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Telephone operation

Options while on calls

To adjust listening volume

While on calls, press VOLUME to adjust the lis- tening volume.

There are eight volume levels for the speakerphone, and four levels for the handset. Press or once to increase or lower the listening volume by one level.

Light is on when the telephone is muted

FLASH

If you subscribe to a call waiting service with your local telephone service provider and the CID-CALL WAIT feature is on, you will hear a beep and the screen will display call information for the incoming call while you are already on a call. Press FLASH to put your current call on hold and take the new call. You can press FLASH any- time to switch back and forth between calls.

MUTE

You can press MUTE to silence the microphone during a conversation. You will be able to hear the person at the other end, but that person cannot hear you until you press MUTE again to resume conversation.

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