A group of users can be created with a purpose of receiving voice announcements through the speaker of a telephone set, but it has to be in the waiting mode.
Introduction
In business, communication is essential. Without the ability to speak with the exact person you need to at any given time, how could business get done? This is one of the reasons why the idea of a PBX system is so popular among businesses around the world—without it, communication is between employees and clients could potentially be hindered.