An in-vehicle apparatus including: an apparatus body; a front surface of the apparatus body; and a lid configured to open and close the front surface. A microphone directed to the front side of the front surface in the condition where the lid is opened is provided at the front surface of the apparatus body. A gap for communication between the location, where the microphone is provided, of the front surface and the outside is secured between the front surface and the lid in the condition where the front surface of the apparatus body is closed with the lid.