Patent ID: 7019770

Claim:
A system for communicating with a plurality of remote locations from a central station utilizing dial-up telephone facilities comprising: television communication structures located at said plurality of remote locations for telephonically providing representative image television signals of said plurality of remote locations and for telephonically receiving and sending audio signals to carry voice; a plurality of television display structures, including speaker phones, located at said central station for receiving telephonic signals and displaying said representative image television signals of said plurality of remote locations; telephonic interface apparatus for interconnecting said television communication structures at said plurality of said remote locations with said plurality of television display structures at said central station and including at least one audio response unit at said central station; and a control unit for controlling said telephonic interface apparatus to establish television and audio communication between a select television camera structure at one of said plurality of remote locations and one of said plurality of television display structures at said central station, with said central station receiving a remote location display and one of said plurality of remote locations receiving prompts from said at least one audio response unit for manually actuating a keypad to provide DTMF signals.