An extendable and retractable earpiece cable assembly for mobile communication or sound devices comprising a plate adapted to be fastened directly to the mobile device. The plate supports a reel housing that includes a reel mechanism around which the earpiece cables are removably wound. The earpiece cables are extendable from and retractable into the reel housing. Each of the earpiece cables have one end attached to an earpiece and each of the earpiece cables have a second end attached to a jack plug to electrically connect the earpieces to the mobile device. The plate also supports an attachment clip that allows a user to attach the mobile communication or sound device and integral earpiece assembly to an article of clothing or other accessory item supported by a user. In other embodiments, a rear back plate is fixed to the mobile device, and a front plate is removably attached to the rear plate. The cable reel assembly housing and the attachment clip are attached to the front plate.