A connector for an audio system of a vehicle is disclosed. The connector comprises: a connector body, which is to be connected with a connecting terminal of an automotive circuit board of the vehicle; a first rotating shaft, which has a first washer and is fixed on one side of the connector body; a second rotating shaft, which has a second washer, which is to be engaged with the first washer, and is fixed to the audio system; and an elastic member disposed between the first washer and the second washer.