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Microphone

Microphone Microphone is a device that converts sound into electric signals. Microphone is used in many devices such as telephone, hearing ...

LCD LED LCD stands for liquid crystal display LED stands for light-emitting diode It consume...

Speaker Speaker is an output device that connects to a computer to generate sound. Computer speakers receive audio input from a computer...

Fax Machine A Fax machine or Facsimile machine is a machine that can send and receive documents over a telephone line. The fax machine tr...

Printer Printer is an output device used to print output on paper. Printers are mainly of two types Impact printer Non-Impact printer I...

Plotter Plotter is a special output device used to produce hard copies of large graphs and designs on paper. It is used in CAD (Computer-aid...

Plasma Display Plasma display is a computer video display in which each pixel on the screen illuminated by a very small bit of plasma/charge...

LED LED stands for Light-emitting diodes. It uses an array of light-emitting diodes as pixels for a video display. As per diodes arrangemen...