Computer interface, signal read information:
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Disc read, CD / DVD drive
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Matrix printer
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Turning on the computer, shutting, fan noise
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Opens, closes the CD / DVD tray, disc read
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Write, Hard disk, read, room noise
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Turning on the laptop, shutting, fan noise
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Computer mouse movement
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Turn on, turn off the hard drive
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Computer interface, signal read information
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Computer interface, alarm
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Laser printer
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Computer mouse click
★★★★★