Computer interface, signals:
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Closes the CD / DVD tray, Opens, disc read
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Office work, typewriter, environmental sounds
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Computer interface, alarm
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CD / DVD drive, disc read
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Signals, Computer interface
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Photocopy (photocopy)
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Opening, closing the laptop cover
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Franking machine
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Computer mouse movement
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Write, read, Hard disk, room noise
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Communication room, computer noise
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Turn off the hard drive, Turn on
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