Computer mouse click:
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Franking machine
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Closing the laptop cover, Opening
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Removed, The USB flash drive is inserted
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Office work, environmental sounds, typewriter
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Computer interface, signal read information
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Jet printer
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Turn on, turn off the old monitor
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Matrix printer
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Computer simulated laser
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Fan noise, shutting, Turning on the laptop
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Computer interface, alarm
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Bios, Sound signal of a bios computer
★★★★★