Franking machine:
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CD / DVD drive, disc read
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Repeatedly pressing a computer mouse
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Communication room, computer noise
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Closes the CD / DVD tray, disc read, Opens
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Turn off the old monitor, Turn on
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Computer mouse movement
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Turn on, turn off the old computer
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Write, room noise, Hard disk, read
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Computer mouse click
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Photocopy (photocopy)
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Signal read information, Computer interface
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Input error sound, Pressing a keypad
★★★★★