Telephone operation
60
Conference calls
Conference home and cell calls
When you have calls established on the home and cell lines, you can create a 
3-way conference.
To conference both home and cell calls:
1. Press OPTION on the handset or telephone base.
2.  Press 
CID or 
DIR on the handset, or press qCALLER ID or pDIRECTORY on 
the telephone base to highlight Conference.
3. Press SELECT . The conferencing device’s screen displays Conf.
To select an option while on a conference call:
1. Press
 OPTION
 on the handset or telephone base.
2. Press 
CID or 
DIR on the handset, or press qCALLER ID or pDIRECTORY on 
the telephone base to highlight one of the following options:
 f Hold
 f End Home line
 f End Cell 1/2 line
 f Equalizer
 f Caller ID log
 f Directory
3. Press SELECT .
To end a conference call:
 f Press  OFF/CANCEL on the handset or HOME on the telephone base. You 
can also put the handset back in the telephone base or charger.
Using the home and cell lines together:
 f You can be on two dierent calls at the same time using the cell line and 
home line with two handsets.
 f You can be on a call using the cell line and a Bluetooth headset via the 
home line at the same time. 
 f If you are on a call using the cell line, you cannot join the call using your 
paired cell phone. However, you can join the call using another CLP99287/
CLP99387/CLP99457/CLP99487/CLP99547/CLP99557/CLP99587 device. 
Your cell phone is being used for the phone call so only features that are 
normally available during a call can be used.
 f Press the same key at any time to switch back and forth between calls.