a watch worn by a user for interfacing with a mobile communication device . the watch includes an electronic display worn by user . the electronic display includes an interface for wirelessly interfacing with a mobile communication device carried by the user . the user interfaces with the electronic display to perform operations upon the mobile communication device . the watch also includes a mechanism to wirelessly establishing a voice channel with the mobile communication device for performing operations upon the mobile communication device . additionally , the watch includes a mechanism for projecting directional sound to the user .