?Our after-sales?:If you have any issue or idea about our products,please feel free to contact us.We will provide the best solution for you.We not only provide high quality product,but also with high after-sales service. Many Types?We also have many other types adapters which can help you to resolve the different cables connected to different earbuds.Let you enjoy the DIY HiFi life.Provide more possibility. Audio Unchanged?The adapter is small and convenient. This DIY adapters are great for modding hobbies, provides your personal sounds.The deliver sounds are lossless sound quality.Join us to create more DIY. Male Side is for FOSTEX TH900?This adapter earbuds side is compatible for FOSTEX TH900 MKII MK2 TH600 TH909 headsets.If you have any issue abouth other earbuds models,please contact us to make sure details. Female Side angled 2pin plug?This convert is worked for angled 2pin cable connected with FOSTEX TH900 headsets.