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an electronic device for storing and processing data, typically in binary form, according to instructions given to it in a variable program. -
Communication system that allows the transmission of information by means of electrical impulses and using a pre-established sign code. -
Communication system that transmits voice and sound over long distances by electrical or electromagnetic means. -
Radio is a means of communication that is based on the sending of audio signals through radio waves, although the term is also used for other forms of remote audio delivery such as Internet radio. -
Television is a system for transmitting images and sound at a distance through Hertzian waves. -
A tablet, in short, is a portable computer (computer) larger than a smartphone but, generally, smaller than a netbook -
mobile telephone, also called mobile phone, portable device for connecting to a telecommunications network in order to transmit and receive voice, video, or other.