An electronic device is provided, which includes a printed circuit board (PCB) including a first surface and a second surface facing in a direction opposite to the first surface; and an interface terminal positioned at least partially on the first surface of the PCB, The interface terminal includes a shell including a hollow portion extending from a first opening on a first side of the shell to a second opening on a second side of the shell, a terminal structure including a non-conductive plate positioned in the hollow portion and a plurality of terminals positioned on the non-conductive plate, a first bracket that at least partially covers a surface of the shell, and a second bracket that at least partially covers another surface of the shell. The second bracket includes a protrusion protruding with respect to the second surface of the PCB.