The USB flash drive is inserted, removed from the usb connector:
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Write, read, room noise, Hard disk
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Communication room, computer noise
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Old computer keyboard
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Insert the disk into the drive, read the
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Fan noise, shutting, Turning on the laptop
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Repeatedly pressing a computer mouse
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Opens, closes the CD / DVD tray
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Computer interface, signal read information
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Closing the laptop cover, Opening
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Alarm, Computer interface
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Jet printer
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Turn on, turn off the old computer
★★★★★