Audio cables; Blank USB flash drives; Cables for electrical and optical signal transmission systems; Cables for electrical or optical signal transmission; Cables for optical signal transmission; Computer apparatus, namely, a converter that superimposes an Ethernet signal on an existing cable; Computer memories; Computer memory hardware; Computer network adapters; Computer networking hardware; Computer serial ports; Electronic and optical communications instruments and components, namely, optical transceivers; Ethernet adapter; Ethernet cables; Ethernet controllers; Ethernet repeaters; Ethernet switches; Ethernet transceivers; Flash memory card; Free-space optics transmission systems, Ethernet switches and routers, and software sold both as components thereof and separately, namely, software adapted and arranged for operating, installing, testing, diagnosing and managing the forgoing telecommunication equipment; Memories for use with computers; Memory cards; RAM (random access memory) card; Software utilizing bidirectional communication via ethernet and internet to monitor and/or configure programmable logic controls for wine cellars; Telecommunications equipment, namely, fiber-optic transceivers, fiber optic repeaters, converters and optimizers, wave division multiplexers, free-space optics transmission systems, switches witches 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; Transmitters and receivers for audio and video signals for transmission over twisted pair cables; USB (universal serial bus) hardware; USB (universal serial bus) operating software; USB cables; USB hubs