Laser printer:
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Old computer keyboard
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Disc read, CD / DVD drive
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The USB flash drive is inserted, removed
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Shutting, fan noise, Turning on the laptop
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Closes the CD / DVD tray, disc read, Opens
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General noise, Office work
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Closes the CD / DVD tray, Opens
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Computer mouse movement
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Franking machine
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Photocopy (photocopy)
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Office work, typewriter, environmental sounds
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Computer interface, signals
★★★★★