Multiple handset use
Push-to-talk (PTT)
You can directly broadcast messages from one handset to the speakerphone of one or multiple handsets. Press and hold
PUSH TO TALK to begin
PTT requires two handsets when you press PUSH TO TALK.
•Only one handset can talk at a time. To do so, press and hold PUSH TO TALK while you are talking.
•You must release PUSH TO TALK, so the other person can respond.
•Only one PTT session can be active at a time.
•While PTT is in use between two handsets, other handsets cannot use the intercom feature.
•If you attempt to place a PTT call to another handset that is on an outside call or intercom call, or accessing the answering system, your handset displays Not available at this time.
PUSH TO TALK PUSH TO TALK
Turn PTT on or off
1.Press PUSH TO TALK when the handset is not in use. The PUSH TO TALK menu displays.
2.Press 
or 
to highlight >PTT On/Off, then press
MENU/SELECT.
3.Press 
or 
to choose >On or >Off, then press
MENU/SELECT.
PUSH TO TALK >PTT On/Off
INCOMING PTT >On
When PTT is turned off, the handset shows No Incoming PTT while the phone is not in use.
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