Matrix printer:
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Communication room, computer noise
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Read the, Insert the disk into the drive
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Jet printer
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Double click computer mouse
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Floppy disk reading
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Turn on, turn off the old monitor
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Turn off the hard drive, Turn on
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Opens, closes the CD / DVD tray, disc read
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Old computer keyboard
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Computer keyboard
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The USB flash drive is inserted, removed
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Shutting, Turning on the computer, fan noise
★★★★★