Panasonic KX-NS700 Operating Manual page 185

Adding Other Parties during a Conversation (Conference)
To establish a conference call
Cellular Phone
During a conversation
D.Tone
Enter #.
Talk with multiple parties.
Talking to Two Parties Alternately (Call Splitting)
Cellular Phone
During a conversation
OR
D.Tone
Enter #.
Document Version 2014-08
extension no.
Dial extension number. Talk to the
new party.
extension no.
Dial extension number.
Enter #.
Enter #.
Talk to the
other party.
The other party will be on hold.
1.5.1 Cellular Phone Features
3
C.Tone
Enter 3.
Talk to the
original party.
Operating Manual 185