Computer interface, signal read information:
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Communication room, computer noise
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Turn off the hard drive, Turn on
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Environmental sounds, typewriter, Office work
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Computer keyboard
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Repeatedly pressing a computer mouse
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Signal, Modem connection, interference
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Read the, Insert the disk into the drive
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Double click computer mouse
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Computer mouse movement
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Computer interface, signal read information
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Jet printer
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Opens, closes the CD / DVD tray
★★★★★