A microphone module (2) for an electronic device (1) is provided. The microphone module (2) includes a window (10) having at least one microphone hole (111) in a part of an edge of the window (10), a microphone (50) installed in a position corresponding to the microphone hole (111) of the window (10), and a case frame (20) coupled with the window (10) and forming an appearance of the electronic device (1). The microphone module (2) receives an external voice through the microphone hole (111) of the window (10).