Analog to digital converter (ADCs); Analogue to digital converters; Cable television converters; Digital photo image converters; Digital to analogue converters; High definition multimedia interface cables; High definition multimedia interface splitters; 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-th...