Function: The famous headphones on the market today are still 3.5mm jacks, but now many mobile phone manufacturers cancel 3.5mm headset Jack. With our adapter, you can continue to use 3.5mm headphones on your type c phones. This adapter supports you connect devices that use a 3.5mm audio plug to your Type-C devices. Design: Made of environmentally friendly materials, non- and harmless. Small size, easy to carry, can be placed in the wallet, pockets and other places. Excellent craftsmanship creates a soft and comfortable feel. High quality: quality testing ensures perfect operation on the phone models supported by our product. Sophisticated production, to minimize the loss of sound in the transmission, to provide high-quality sound. . USB C to 3.5mm Headphone/Earphone Jack Adapter: The main function is USB c Jack phone can also use 3.5 mm headphones. Portable design: The compact size allows you to put it anywhere, but you can also to you at any time. colour: black Material: ABS+PVC Package Contents: 20 x Headphone Jack Adapter