An electronic device according to an embodiment of the disclosure may include a support bracket, a display disposed on the front surface of the support bracket, a printed circuit board disposed on the rear surface of the support bracket, a sound output module, an electronic component disposed on the printed circuit board and generating heat during operation, and a heat transfer unit disposed between the display and the support bracket and configured to transfer the heat generated from the electronic component. The heat transfer unit may be configured to provide a portion of a sound output passage through which sound generated from the sound output module passes.