The Samsung Galaxy A03S (A037U/2021) Charging Port Board with Headphone Jack is a replacement part specifically designed for the Samsung A03S model. This charging port board comes as a set of two units, ensuring that you have a spare on hand in case of any future repairs. The board has been tested for quality and compatibility, providing you with a reliable solution for charging your phone and connecting your headphones. This product is essential for maintaining the functionality of your Samsung device.