Opens, closes the CD / DVD tray:
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Opens, disc read, closes the CD / DVD tray
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Turn on, turn off the old monitor
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Interference, signal, Modem connection
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Office work, environmental sounds, typewriter
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Turn on, turn off the old computer
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Old computer keyboard
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Floppy disk reading
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Repeatedly pressing a computer mouse
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Photocopy (photocopy)
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Computer keyboard
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Computer mouse movement
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Opens, closes the CD / DVD tray
★★★★★