Computer keyboard:
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Closing the laptop cover, Opening
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Photocopy (photocopy)
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Turning on the computer, fan noise, shutting
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Closes the CD / DVD tray, Opens, disc read
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CD / DVD drive, disc read
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Signals, Computer interface
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Pressing a keypad, input error sound
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Computer mouse click
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Bios, Sound signal of a bios computer
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Signal, Modem connection, interference
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Double click computer mouse
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Turn off the old computer, Turn on
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