Apparatus for recording, transmission, processing and reproduction of sound, images or data; Apparatus for transmission of communication; Audio headphones; Cables for electrical or optical signal transmission; Computer hardware and peripherals therefor; Computer hardware and computer peripherals; Computer hardware and peripheral devices; Computer hardware and peripherals; Telecommunications equipment, namely, fiber-optic transceivers, fiber optic repeaters, converters and optimizers, wave division multiplexers, free-space optics transmission systems, switches including Ethernet switches and routers, fiber-to-the-home and ethernet-over-VDSL access aggregators, terminators and repeaters, and remote presence management products, namely, switches, and console, alarm, sensor and power management devices; USB hubs
Electrical and Scientific Apparatus