Antennas; computer peripheral devices; computers; DC/AC power converters; electric junction boxes; electric power converters; lithium ion batteries; lithium iron phosphate batteries; network routers; optical communications systems comprised of optical and electronic hardware and computer software for the transmission of data between two points; optical fiber cables; power supplies; power adapters; set-top boxes; telecommunications equipment, namely, fiber-optic transceivers, fiber optic repea...