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.
HandyTone 502 (HT-502) from Grandstream is an analog 2xFXS, 2xETH VoIP Gateway (SIP ATA adapter) with the integrated router.
Telecity
General Telephone & Telegraph is a Telecommunications Solutions Provider. We work with companies to make sure that they have the best telecommunications systems that they need to operate their business effectively for both their employees and their custom
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