A monitor or display (sometimes called a visual display unit) is an electronic visual display for computers.
A laser printer is a common type of computer printer that rapidly produces high quality text and graphics on plain paper.
A video projector takes a video signal and projects the corresponding image on a projection screen using a lens system.
Scanner:$100-$300
In computing, a scanner is a device that optically scans images, printed text, handwriting, or an object, and converts it to a digital image.
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