Design engineering, research, development and testing services in the field of: computer network adapters, switches, routers and hubs; computer monitors and displays; computers; laptop computers; computer hardware and peripherals therefor; computer hardware for telecommunications; computer servers; computer network servers; IP video servers; communications servers; multiplexers; video multiplexers; telephones; telephone sets; VOIP telephones; secure video switches; computer storage devices, namely flash drives and floppy disk drives; computer storage devices, namely, high-speed storage subsystems for storage and backup of electronic data either locally or via a telecommunications network; computer printers; ink jet printers; laser printers; smart card readers; circuit boards; rack mounts; computer cables; printer cables; telecommunication cables; video cables; housings; power supplies; videoconferencing equipment; computer hardware, namely, firewalls, circuit condition analyzers