Panasonic KX-NS1000 User Manual page 257

Adding Other Parties during a Conversation (Conference)
To establish a conference call
Cellular Phone
During a conversation
D.Tone
Enter #. Dial extension number.
Talk with multiple parties.
Talking to Two Parties Alternately (Call Splitting)
Cellular Phone
During a conversation
OR
D.Tone
Enter #.
extension no.
Talk to the
new party.
extension no.
Dial extension number.
Enter #.
Enter #.
Talk to the
other party.
1.15.1 Cellular Phone Features
3
C.Tone
Enter 3.
Talk to the
original party.
The other party will be on hold.
User Manual 257