Computer mouse movement:
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Opens, closes the CD / DVD tray
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Turn off the old monitor, Turn on
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Read, room noise, write, Hard disk
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Sound signal of a bios computer, bios
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Computer interface, signal read information
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Matrix printer
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Old computer keyboard
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Signal, interference, Modem connection
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Jet printer
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Pressing a keypad, input error sound
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Computer mouse click
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Typewriter, environmental sounds, Office work
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