A display apparatus connected with at least one device using an integrated wire interface and controlling method thereof are disclosed, by which the data transmission between a sink device and a plurality of source devices may be further simplified with increased speed. The present invention includes making a request for information for listing at least one content previously saved in a plurality of source devices sequentially connected via the integrated wire interface to a plurality of the source devices, receiving the information for listing the previously saved at least one content from a plurality of the source devices, displaying the received listing information on a 1 st region of a screen of the display device, transmitting a signal for requesting an activation of a specific content to the source device which the specific content save in, receiving an AV data corresponding to the specific content from the source device which the specific content saved in, and controlling the received AV data to be displayed on a 2 nd region of the screen.