Description: Communications headsets for use with communication radios, intercom systems, or other communications network transceivers; Computer card adapter; Computer network adapters; Computer network adapters, switches, routers and hubs; Electronic and optical communications instruments and components, namely, optical transceivers; Ethernet adapters; Ethernet transceivers; Fiber optics; Network cards; 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
