Printer
A printer is a device that accepts text and graphic output from a computer and transfers the information to paper, usually to standard size sheets of paper. Printers are sometimes sold with computers, but more frequently are purchased separately
Monitor
The monitor displays the video and graphics information generated by the computer through the video card Monitors are very similar to televisions but usually display information at a much higher
Speaker
speaker, is an electromechanical transducer which converts an electrical signal into sound. The term Loudspeaker is used to refer to both the device itself, and a complete system consisting of one or more loudspeaker drivers (as the individual units are often called) in an enclosure.
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