Apparatus for transmission of communication; Communication software for providing access to the Internet; Computer hardware and peripheral devices and computer software for data communication and translating and transmitting data sold therewith; Microcontrollers for internet of things (IoT) enabled devices; 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; Telecommunications and data networking hardware, namely, devices for transporting and aggregating voice, data, and video communications across multiple network infrastructures and communications protocols; Computer hardware and peripheral devices and computer software for data communication and translating and transmitting data sold therewith; Computer programs for the enabling of access or entrance control; Electronic access control systems for interlocking doors; USB computer access control key