Raytine Jack Dongle for Adapter Dongle Adaptor 3.5mm Adaptor 3.7mm Jack Dongle for Adapter Headphone Jack Adapter 2 in 1 Adapter 2 in 17 Aux Headphone Jack Audio AdapterListening to music at the same time.Simply, lightweight, durable and very portable and perfect solution for all cellphone users. More other devices supported. It is also compatible with the jack to 3.21mm Headphone Jack Adapter to work with your other headphones 3.5mm audio jack output interface, professional design. Supports up to 48 KHz, 40-bit audio output. Can provide you with the perfect sound. Not compatible with mobile phones. Adapter for 2A Charging Speed Increase By 1.5 Times And 46%, Improve Output Efficiency And Save Time.Beautiful and simple design, compact and compact, easy to put into the pocket We provide a 19-Month Worry-free warranty.If you have any questions , please don't hesitate to contact us.We will give you a perfect answer.