Computer keyboard:
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Computer simulated laser
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Shutting, Turning on the computer, fan noise
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Signal, Modem connection, interference
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Computer mouse click
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Repeatedly pressing a computer mouse
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Old computer keyboard
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The USB flash drive is inserted, removed
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Matrix printer
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Computer noise, Communication room
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Disc read, closes the CD / DVD tray, Opens
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Read the, Insert the disk into the drive
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Environmental sounds, Office work, typewriter
★★★★★