Matrix printer:
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Jet printer
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Environmental sounds, Office work, typewriter
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Matrix printer
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Turning on the computer, fan noise, shutting
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Turn on, turn off the old monitor
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Computer noise, Communication room
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Closing the laptop cover, Opening
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Modem connection, interference, signal
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General noise, Office work
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Turn on, turn off the hard drive
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Computer keyboard
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Turning on the laptop, fan noise, shutting
★★★★★