Shenzhen Badasheng Electronics Co., Ltd. is a professional headphone manufacturer. (specializing in hearing aid headsets)As a national technology high-tech enterprise, all our headphones are of high quality, all molds are privately owned and protected by patents.As a factory, we have our own design and core technology. Our products come with a full year warranty. We pride ourselves on quality, professionalism and integrity.Badasheng has 15 years of experience in OEM and ODM services, and our management system strictly adheres to ISO9001 standards.