Audio teleconferencing; Network conferencing services; Providing facilities and equipment for telepresence conferencing; Providing facilities and equipment for video conferencing; Providing telephone conferencing services; Provision of video conferencing services; Telecommunication services, namely, local and long distance transmission of voice, data, graphics and video by means of broadband, copper and optical or wireless networks; Telecommunication services, namely, local and long distance transmission of voice, data, graphics by means of telephone, telegraphic, cable, and satellite transmissions; Teleconferencing and video conferencing services; Telepresence conferencing services; Video conferencing services; Video teleconferencing; Web conferencing services; Wireless electronic transmission of voice signals, data, facsimiles, images and informations