Operation Manual
23
Using additional handsets
You can associate additional handsets with your phone. You can then : 
• make calls between two handsets,
• transfer calls to another handset,
• transfer your directory files to another handset (refer to the “Transferring 
entries from one handset to another”, page 29),
• monitor another room (refer to the “The Surveillance mode”, page 49).
Talking with two contacts at the same time (3-party 
conference)
"Menu during a call" > 3-PARTY CONF
You can then talk with your two contacts at the same time.
To end the 3-party conference, press the key  .
Notes You first have to pair the handsets with the base.
For further details, refer to the “Associating a new handset to 
D790 base”, page 39.










