This feature allows you to add additional parties to a call and varies with the type of set. Single line phones are permitted three parties on a conference call, while multi-line phone sets are permitted six parties. Present call is put on hold. Dial number of third party. All parties are now connected.
Present call is put on hold.
Dial number of new or subsequent party and wait for answer. All parties are now connected. Programming AD Buttons 1. Lift receiver and listen for dial tone. Press the AD button which you wish to program.