A bezel assembly includes a bezel, a button, a rotating member, and an elastic member engagable with the bezel and the rotating member for restoring the rotating member. The bezel defines a through hole therein, and the button is installed in the through hole. The rotating member is mounted to an inside surface of the bezel, and the rotating member is engagable with the button and rotatable upon manipulation of the button for controlling a functional component behind the bezel.