User's Manual

Using the Basic Features of Your Phone
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— To mute a party, select the party, then press the Far Mute soft key.
The muted party can hear all parties, but no party can hear the muted
party.
If you press instead of the Far Mute soft key, all other parties can
hear each other, but they cannot hear you.
Press the UnMute soft key to un-mute the party.