Computer interface, signal read information:
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Turn on, turn off the old computer
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Computer mouse movement
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Repeatedly pressing a computer mouse
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Photocopy (photocopy)
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Turn off the old monitor, Turn on
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Opens, closes the CD / DVD tray
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Laser printer
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Manual copy machine
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Turning on the laptop, fan noise, shutting
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Closes the CD / DVD tray, disc read, Opens
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Jet printer
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Computer simulated laser
★★★★★