Computer simulated laser:
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Bios, Sound signal of a bios computer
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Laser printer
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Closes the CD / DVD tray, Opens
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Computer interface, signal read information
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Computer mouse movement
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Computer simulated laser
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Turning on the laptop, shutting, fan noise
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Turn on, turn off the old monitor
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Manual copy machine
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Floppy disk reading
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Franking machine
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Shutting, Turning on the computer, fan noise
★★★★★