Computer mouse movement:
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Computer keyboard
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Jet printer
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Input error sound, Pressing a keypad
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Turn on, turn off the hard drive
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Old computer keyboard
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Environmental sounds, Office work, typewriter
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Turn off the old monitor, Turn on
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Turn on, turn off the old computer
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Matrix printer
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Photocopy (photocopy)
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Computer simulated laser
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Floppy disk reading
★★★★★