Audio adapter cables; Computer serial ports; Data cables; Electric adapter cables; Electronic apparatus for the remote control of industrial operations; Electronic integrated circuits; Hardened units composed of microprocessors and integrated transmitters and receivers installed in the field and on board both mobile and stationary equipment in large scale mining, construction, and industrial operations to collect data from various applications, to transmit the data to central processing facilities, and to receive data transmissions directed to the applications and equipment; Hardened units composed of microprocessors and integrated transmitters and receivers installed in the field at large scale mining, construction, and industrial sites to collect data from monitoring and control installations, to transmit the data to central processing facilities, and to receive data transmissions directed to the installations; Industrial wireless point-to-multipoint radio; Integrated circuit cards and components; Integrated circuit module; Portable audio players; Transmitters of electronic signals; USB (universal serial bus) hardware; USB cables