Telephone operation
Intercom
To end the intercom call:
•Press 
OFF/CLEAR or INT on either handset.
•Place either handset in the charger or telephone base.
NOTES:
1.Before the intercom call is answered, you can cancel the intercom call by pressing 
OFF/CLEAR or INT on the calling handset.
2.If the called handset is not answered within 100 seconds, or if it is in the directory or caller ID history mode, or on a call, or out of range, the calling handset will show the message
UNABLE TO CALL TRY AGAIN.
3.Pressing 
OFF/CLEAR or DELETE/MUTE will temporarily silence the intercom ringer.
4.You can buy additional accessory handsets, (SL80108). If there are a total of two handsets registered to the telephone base, the intercom feature will be the same as that of model SL82218. If there are more than two handsets registered to the telephone base, the intercom feature will be the same as that of models SL82318/SL82418/SL82518/SL82558/ SL82658. If you want to intercom with the handset 10, 11 or 12, enter the handset number as *0, *1 or *2 respectively on the calling handset.
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