Multiple handset use
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Push-to-talk (PTT)
Answer a PTT call
You can respond to a PTT call, as described below.
Using a cordless handset or the telephone base:
1.  When your device receives a PTT call, it beeps and shows Press and hold 
[PTT] to talk. 
2.  When the other party is speaking, your speakerphone light is on, and your 
device shows:
 f PTT From HANDSET X To devices: X (the rst X represents the 
initiating handset number, and the second X represents your handset 
number; a maximum of four handset numbers appear).
-OR-
 f PTT From BASE 0 To devices: X (the X represents your handset 
number; a maximum of four handset numbers appear).
3.  When your speakerphone light is o (the screen shows Press and hold 
[PTT] to talk), press and hold PUSH TO TALK on your handset or  
PTT/FLASH on your telephone base. You will hear a chirp. Speak towards 
the device.
 f While you are speaking, your device shows PTT To BASE 0 or PTT To 
HANDSET X (X represents the destination handset number), or PTT 
To devices: X (X represents the handset numbers of one or more 
destination handsets; a maximum of four handset numbers appear).
 f Your voice is broadcast to all destination devices.
Aer speaking, release PUSH TO TALK on your handset or PTT/ FLASH 
on your telephone base. Your device will beep. Aer the beep, if your 
speakerphone light is o, you can press and hold PUSH TO TALK on your 
handset or PTT/FLASH on your telephone base to continue speaking, or the 
destination device can respond.