Hard disk, read, write, room noise:
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Computer interface, alarm
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Computer mouse click
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Manual copy machine
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Jet printer
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Read the, Insert the disk into the drive
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Double click computer mouse
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Turn on, turn off the hard drive
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Computer keyboard
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Opens, closes the CD / DVD tray
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Closing the laptop cover, Opening
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Signal read information, Computer interface
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Removed, The USB flash drive is inserted
★★★★★