A display device comprising: a display panel configured to display an image; a monolithic haptic-type touch screen disposed on the display panel and configured to recognize a user's touch and provide a haptic feedback to the user, the monolithic haptic-type touch screen including: an insulating film composed of doped ferroelectric material in an electroactive polymer, EAP, an upper electrode disposed on an upper surface of the insulating film, and a lower electrode disposed on a lower surface of the insulating film and corresponding to the upper electrode, wherein the upper electrode and the lower electrode, responsive to the user's touch, are configured to generate a signal indicative of a location of the user's touch based on a change in capacitance between the lower electrode, the insulating film, and the upper electrode before and after the user's touch, and wherein the upper electrode and the lower electrode, responsive to receiving a vibration signal, are configured to generate a haptic output of vibrations by causing the insulating film to contract and expand according to a voltage applied thereto responsive to the vibration signal; and a protective cover disposed on the monolithic haptic-type touch screen. a display panel configured to display an image; a monolithic haptic-type touch screen disposed on the display panel and configured to recognize a user's touch and provide a haptic feedback to the user, the monolithic haptic-type touch screen including: an insulating film composed of doped ferroelectric material in an electroactive polymer, EAP, an upper electrode disposed on an upper surface of the insulating film, and a lower electrode disposed on a lower surface of the insulating film and corresponding to the upper electrode, wherein the upper electrode and the lower electrode, responsive to the user's touch, are configured to generate a signal indicative of a location of the user's touch based on a change in capacitance between the lower electrode, the insulating film, and the upper electrode before and after the user's touch, and wherein the upper electrode and the lower electrode, responsive to receiving a vibration signal, are configured to generate a haptic output of vibrations by causing the insulating film to contract and expand according to a voltage applied thereto responsive to the vibration signal; and an insulating film composed of doped ferroelectric material in an electroactive polymer, EAP, an upper electrode disposed on an upper surface of the insulating film, and a lower electrode disposed on a lower surface of the insulating film and corresponding to the upper electrode, wherein the upper electrode and the lower electrode, responsive to the user's touch, are configured to generate a signal indicative of a location of the user's touch based on a change in capacitance between the lower electrode, the insulating film, and the upper electrode before and after the user's touch, and wherein the upper electrode and the lower electrode, responsive to receiving a vibration signal, are configured to generate a haptic output of vibrations by causing the insulating film to contract and expand according to a voltage applied thereto responsive to the vibration signal; and a protective cover disposed on the monolithic haptic-type touch screen. <EOS>