LIP-8040E Gigabit Phone User Guide
17
When using a Headset, the SPEAKER button controls the
ON/OFF-hook state for the phone.
To use the Speakerphone to answer or place a call:
• Press SPEAKER, the phone goes off-hook and sends
audio to the speaker and the microphone.
To control the volume of the Speakerphone or handset:
• Press the VOL▲ VOL▼ button.
To Mute the microphone:
• Select the MUTE button.
To turn off Mute (turn the microphone ON):
• Press the MUTE button.
To activate Group Listen while on an active handset call:
• Press the SPEAKER button.
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