Telecommunication services, namely, audio teleconferencing, video teleconferencing, audio conferencing, video conferencing, web-based conferencing and teleconferencing over the Internet

Computer printers; computer software, namely device drivers, utility programs, and user interface programs for use in connection with computer printers; computer software, namely voice activated calculators that may be downloaded from a computer network; prerecorded compact discs featuring voice activated calculator software; and accompanying instructional manuals sold as a unit