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It's a communication system that transmits information by means of electromagnetic impulses, using the Morse code. -
It's an electronic machine capable of storing information and processing it automatically through mathematical and logic operations controlled by computer programs. -
It's a voice transmission system over long distances by electrical or electromagnetic means. -
It's a means of communication that is based on the sending of audio signals, through radio waves. -
It's a system of transmission of images and sounds at a distance, by means of hertzian waves. -
is a portable electronic device larger than a telephone, integrated into a touch screen with which you can interact with your fingers, without the need for a physical keyboard or mouse. -
It's a portable device that can make or receive calls through a radio frequency carrier.