Liquid crystal displays; computer mouse; wireless computer mouse; computer keyboards; wireless computer key boards; main frame of a computer; motherboard; computer hard discs; computer memories; RAM (random access memory) card; disc memories; network control cards; video display cards; sound cards; electronic cards for processing images; blank CD-ROMs for sound or video recording; computer network switches; modems; computer network hubs; computer network routers; wireless mesh routers; comput...