Abstract: And apparatus, so-called teledataphone, for integrated and simultaneous voice and data communication with all the hardware components, programs and necessary interface modules to provide voice communications sending and receiving either audio signals through PSTN, or IP packages through Internet, the teledataphone comprises: a compact and integrated unit with conventional standard telephone, IP telephone, router, board or chip for proprietary package data encryption, control processing unit, and interface modules for non-telephonically Internet access technologies; means for enabling that a single computer or computers network linked to the router could navigate the Internet in simultaneous way with a conventional or IP telephone call; means for generating by itself all the signalling IP packages necessary to set up an IP telephone call with another teledataphone, without depending on a central telephone switching system, or central server, or central interface board which officiate as nexus, intermediary or