A portable communication device is provided that includes a display including a display area and a connecting area extending from one side of the display area; a back panel disposed on a rear surface of the display, the back panel including an opening formed therein; a flexible printed circuit board (FPCB) connected with the connecting area; and a biometric sensor electrically coupled with the FPCB, with the connecting area being housed and bent within the portable communication device such that the biometric sensor is placed under the opening.