Polycom SoundStation Duo Installation Instructions And User Manual page 107

To send a PTT broadcast:
Press the Talk soft key to select a channel to broadcast on.
1
To automatically send a PTT broadcast on the default channel, press and hold the
Talk soft key, and then go to step 4.
From the PTT Channels List screen, select the channel to send the
2
broadcast on (as shown next).
The list displays the default channel, the most recent channel you sent a
broadcast on, and other channels you can broadcast on.
In the above example:
— The default channel is 1.
— Your most recent broadcast was on Channel 18 (Teachers). The label
'Teachers' is set by your system administrator.
To start the broadcast, press and hold the Talk soft key. (You need to
3
press the Talk soft key throughout the entire broadcast.)
You'll hear a 'transmitting' beep, and then 'Sending PTT' displays on the
screen (as shown next).
Start talking.
4
Using Your Conference Phone in SIP Mode
95