Yealink SIP VP-T49G User Manual page 195

4. Tap the Hold call to join the calls in the conference.
5. Repeat steps 3, 4 to join more calls in the conference.
During the conference call, you can do the following:
Press or tap the Hold soft key to place the conference call on hold.
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Tap the Conference soft key to place a new call.
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Tap the Split soft key to split the conference call into individual calls on hold.
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Press to mute the conference call, all other participants can hear each other,
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but they cannot hear you.
Tap the EndCall soft key to drop the conference call.
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Tap the desired party, the phone will prompt a dialog as the following picture

shows:
You can do the following:
Tap Far Mute to mute the party. The muted party can hear everyone, but no
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Basic Phone Features
195