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Is a system for transmitting messages from a distance along a wire, especially one creating signals by making and breaking an electrical connection
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Is a system for transmitting voices over a distance using wire or radio, by converting acoustic vibrations to electrical signals
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Is the use of these waves for the wireless transmission of electric impulses into which sound is converted
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Is a telecommunication medium used for transmitting moving images in monochrome (black and white), or in color, and in two or three dimensions and sound
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Is an electronic device for storing and processing data, typically in binary form, according to instructions given to it in a variable program.
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Is a portable computer that uses a touchscreen as its primary input device. Most tablets are slightly smaller and weigh less than the average laptop.
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Is a telephone with access to a cellular radio system so it can be used over a wide area, without a physical connection to a network.
