Multiple handset use
Push-to-talk (PTT)
Answer a PTT call
You can respond to a PTT call whenever the speakerphone light is off, as described below.
1.When your handset receives a PTT call, the handset beeps and the screen shows Press and hold [PTT] to talk.
2.When the other party is speaking, your speakerphone light is on, and your handset shows PTT From HS X To HS X (the first X represents the initiating handset number, the second X represents your handset number; a maximum of four handset numbers appear).
3.When your speakerphone light is off (the screen shows
Press and hold [PTT] to talk), press and hold PUSH TO TALK on your handset. You will hear a chirp. Speak towards the handset.
•While you are speaking, your handset screen shows PTT To handset: X (X represents the handset numbers of one or more destination handsets; a maximum of four handset numbers appear).
•Your voice is broadcast to all destination handsets.
After speaking, release PUSH TO TALK. Your handset will beep.
After the beep, if your speakerphone light is off, you can press and hold PUSH TO TALK to continue speaking, or the destination handset
can respond.
Change a one-to-one PTT call to an intercom call
You can convert a
1.When your handset screen shows MENU/SELECT. The screen shows
Press and hold [PTT] to talk, press >Intercom.
2.Press MENU/SELECT. Your handset displays Calling other handset or Calling HANDSET X. The destination handset screen briefly shows Push to talk Ended and then Other handset is calling or HANDSET X is calling. The destination handset rings.
3. On the destination handset, press PHONE/FLASH or any of the dialing keys 
) to answer the intercom call. Both handsets now show Intercom.
4.To end the intercom call, press OFF/CANCEL or place the handset in the telephone base or charger. Both screens show Intercom ended.
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