Computer interface, alarm:
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Communication room, computer noise
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Laser printer
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Computer interface, signals
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Turn on, turn off the hard drive
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Sound signal of a bios computer, bios
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Double click computer mouse
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Closes the CD / DVD tray, Opens
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Computer simulated laser
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Repeatedly pressing a computer mouse
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Disc read, closes the CD / DVD tray, Opens
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Computer interface, alarm
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Old computer keyboard
★★★★★