Audio Winner DSP Car Audio Factory is small car subwoofer manufacturers and suppliers in China who can wholesale small car subwoofer. We can provide professional service and better price for you. If you interested in small car subwoofer products, please contact with us. Tips: Special needs, for example: OEM, ODM, customized according to demands, design and others, please email us and tell us detail needs. We follow the quality of rest assured that the price of conscience, dedicated service.