Opens, closes the CD / DVD tray:
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Turn on, turn off the old monitor
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Floppy disk reading
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Disc read, CD / DVD drive
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Removed, The USB flash drive is inserted
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Closing the laptop cover, Opening
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Computer simulated laser
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Bios, Sound signal of a bios computer
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Old computer keyboard
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Matrix printer
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Double click computer mouse
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Computer noise, Communication room
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Opens, disc read, closes the CD / DVD tray
★★★★★