70
Multiple handset
Push-to-talk (PTT)
You can directly broadcast messages to the speakerphone of any 
device. Press and hold PUSH TO TALK on a handset or PTT on the 
telephone base to begin two-way communication.
Only one device can talk at a time. While talking to another 
device, press and hold PUSH TO TALK on the handset or PTT on 
the telephone base.
You must release PUSH TO TALK on the handset or PTT on the 
telephone base, so the other person can respond.
Only one PTT session can be active at a time.
While PTT is in use between two devices, other devices cannot 
use the intercom feature but can access the answering system.
When you attempt to place a PTT call to another device which is accessing 
the answering system or on an intercom call or outside call, your device 
screen shows Not available at this time.
 NOTE: The PTT function is not available when QUIET mode is on.
Turn PTT incoming signal on or off
You can turn PTT on or off on each handset.
When on, the handset can begin and receive PTT calls.
When off, the handset can begin PTT calls but will not 
receive PTT calls from other handset(s). The idle handset 
displays No Incoming PTT.
When you attempt to place a PTT call to another handset 
that has the PTT feature turned off, your handset displays 
Not available at this time.
Using a cordless handset or the telephone base:
Press PUSH TO TALK on the handset or press PTT on the 
telephone base in idle mode.
Press  CID or  DIR to highlight PTT On/Off, then press SELECT .
Press  CID or  DIR to highlight On or Off, then press SELECT.
•
•
•
•
•
•
•
•
1.
2.
3.
PUSH TO TALK
HANDSET      3
Group
PTT On/Off
 
BACK
   
SELECT
INCOMING PTT
On
 Off
 
BACK
   
SELECT