42 Design of audio and video conferencing facilities; maintenance, installation and repair of computer hardware, computer systems, telecommunications equipment, audio and video equipment; teleconferencing services; network conferencing services; providing facilities and equipment for audio and video conferencing; Web conferencing services; telecommunications services, namely, electronic, digital and wireless transmission of data, voice and video; broadcasting services; VOIP services; telecommunications consulting services; rental of telecommunications equipment; electronic storage, searching and retrieval of video, audio and data; technical customer support services; calibration, alignment and diagnostic services; computer bandwidth and network management services; rental of computer hardware, computer software, computer peripherals and audio and video equipment; updating and maintenance of computer software