Pressing a keypad, input error sound:
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Disc read, CD / DVD drive
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Shutting, fan noise, Turning on the laptop
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Matrix printer
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Computer noise, Communication room
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Computer interface, signals
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Typewriter, Office work, environmental sounds
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Sound signal of a bios computer, bios
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Pressing a keypad, input error sound
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Computer mouse click
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Fan noise, shutting, Turning on the computer
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Photocopy (photocopy)
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Laser printer
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