Computer interface, signals:
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Opening, closing the laptop cover
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Turn off the old computer, Turn on
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Communication room, computer noise
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Sound signal of a bios computer, bios
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Signal read information, Computer interface
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Computer keyboard
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Shutting, Turning on the laptop, fan noise
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Office work, general noise
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Input error sound, Pressing a keypad
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Turn on, turn off the old monitor
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Computer mouse click
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Old computer keyboard
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