Time Traveler Cannot Resist Chaplin Premiere?

Our mission statement here at 100 Years is bringing a modern eye to the last century of cinema, so this definitely fits with that theme.  I cannot speak to the veracity of this, but found it completely arresting.  The video below purports to show that a woman at the 1920 premiere of Charlie Chaplin's The Circus is talking on a cell phone-like device.  The actual footage starts at about the 2:30 mark.  Fake footage? Woman scratching her head while talking to herself?  Or is she in communication with the mothership?  You decide...