Features: Versatility: This product is suitable for mobile phones with TYPE-C3.1 interface of for Huawei/X-iaomi/LeTV to switch audio using headphones with 3.5MM interface. Listen to music while charging: Our USB-C adapter is equipped with a 3.5 mm headphone jack and a separate USB C charging port, allowing you to charge your phone while listening to music or watching movies, and supports 18W fast charging. Better sound quality: This USB C to 3.5mm adapter has a built-in audio decoder chip (24bit / 96khz), which supports volume control and answering calls on compatible devices. Small size: Our Type-C headphone jack is small and compact, you can store it in a small bag or backpack. It has a sturdy 3.5 mm cord and a flexible TPE body. Good experience: This adapter cable allows you to enjoy ease and comfort. Specifications: Material:ABS Color :Black/White Length: Approx.1.3x3cm/0.51x1.18inch Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Some mobile phone type c interfaces can only support charge and transmit data function but without audio output function. It is useless to use this product. Package includes: 1xType-C Adapter Cable