Computer network adapters, switches, routers and hubs; Dust masks; Electrical outlets; Electronic switchers for audio and video signals; Telecommunications and data networking hardware, namely, devices for transporting and aggregating voice, data, and video communications across multiple network infrastructures and communications protocols; Telecommunications equipment, namely, fiber-optic transceivers, fiber optic repeaters, converters and optimizers, wave division multiplexers, free-space o...