Visual telephone apparatus

Voice and data transmission over twisted wire pairs

Voice and fax over IP call establishment in a communications...

Voice bridge for a relay center

Voice bridge for relay center

Voice communication apparatus

Voice communications apparatus

Voice controlled business scheduling system and method

Voice data modem, voice data method and voice data modem system

Voice dialing system

Voice operated facsimile machine network

Voice over DSL method and system for supporting a lifeline

Voice processing system

Voice processing system with telephone interface subsystem

Voice recording and playback apparatus

Voice response unit with a visual menu interface

Voice transmitter

Voice, data and facsimile modem with modified ringback answering

Voice-and-data modem call-waiting

Voice-data telephonic control system