A conference call is a telephone call in which someone talks to several people at the same time. In this article, we'll teach you how to dial in a third party and merge them with your active call.
Conference call steps
While on your original call, press the More key
Press the Conference key (This will put your current call on hold)
Dial the number you need to conference in
Press Conference (This will join both calls)
Yealink conference call
Polycom VVX 450/250 conference call