The present invention relates to a mobile communication terminal and data processing method using thereof which is characterized in that the method comprises: a display step of displaying the catalog of the data in the touch screen of the display part composed of at least one touch screen; an identifying step of identifying the signal inputted from the touch screen; an output step of outputting the detailed information of the catalog corresponding to the inputted signal to the other screen. The present invention is capable of verifying and processing the catalog of the stored data easily, searching the stored picture data easily, displaying the catalog of the data through touch part, and verifying the detailed information of the corresponding catalog through the other display part synchronously. |