Group Paging
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.
It is a type of communication between two ordinary phones, which are connected and voice transmits over telecommunication network.
FreelineUSA, Inc.
FreelineUSA provides the communications technologies you need to expand your voice and data communications network, on time and under budget.
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