9 Interactive multimedia telecommunication devices and apparatus for digital presentations and teleconferencing comprised of computer hardware and software therefor sold together as a unit; Interactive multimedia telecommunication devices and apparatus for use in classes, seminars and meetings comprised of computer hardware and software therefor sold together as a unit; Interactive multimedia telecommunication devices and apparatus for transmitting, delivering, receiving and sharing sound, image and video files comprised of computer hardware and software therefor sold together as a unit; computer programs used for giving digital presentations and teleconferencing; computer programs for interactive multimedia presentations; computer programs used for transmitting, delivering, receiving and sharing sound, image and video files; tablet computers; computers; smartphones; apparatus for transmission of communication; transmitting and receiving apparatus for long-distance transmission of sound, images, video and communication; Transmitting and receiving apparatus for sound, images and video for use in classes, seminars and meetings, namely, high-speed storage subsystems for storage and backup of electronic data either locally or via a telecommunication network and telecommunications and data networking hardware, namely, devices for transporting and aggregating voice, data, and video communications across multiple network infrastructures and communication protocols; Computer peripheral equipment for input, output, transmission and storage of data; apparatus for recording, transmission or reproduction of sound or images; telecommunication hardware and software for interactive multimedia communication; other telecommunication devices and apparatus; remote communication system, namely, electronic communication systems comprised of computer hardware and software for the transmission of data between multiple points; computer software for downloading, managing, processing and reproducing of sound, movie, documents, images and pictures; computer software for interactive multimedia communication; computer software in the field of education; computer software for wireless content delivery and synchronization of multimedia among computer, television, smartphones, tablet computers and other display units; computer programs for communication, discussion and learning; other computer programs, namely, computer programs for wired content delivery and synchronization of multimedia among computers, televisions, smartphones, tablet computers, optical disc players, video cameras, LCD large-screen displays, projection screens and multimedia projectors; all not to be advertised and sold in the field of manufacturing and distribution