?12-Month Free Replacement Guarantee?Mangotek provides lifetime customer support, and ONE-YEAR FREE REPLACEMENT GUARANTEE for quality issues. If you have any questions with this usb c audio adapter with charging, Simply feel free to contact us via messages, Whether you missed the return date or not, Our customer service will resolve your issue within 24 hours. ?Universal Compatibility? This usb c to aux and charger dongle compatible with most of the type c phones: Huawei Mate 10/20/30/40, P20/30/40 and Pro, Samsung S21+ Ultra plus 5g S20 fe Ultra/S10/S9/S8, Note 20/10/9/8, Google Pixel 4 3 2 XL, iPad Pro 2020/2018, Macbook Pro/Air 2019, One plus 6T 7 7Pro and More. ?Plug and Play?No extra software, just plug in your device and enjoy the fidelity sound quality. With this usb c to 3.5mm audio and charger adapter , You can easy to listening music while charging your iPhone, support wire control function, volume control, pause and play.The 3.5mm female port compatible with CTIA and OMTP. ?Extremely High Performance?Built-in smart DAC chip(Support DAC with 24bit/96KHz) provides you with the best listening experience. 100% copper wire core provides you with high-speed and stable signal transmission. Aluminum alloy shell and nylon braided cable make this usb c headphone and charger adapter extremely sturdy and durable. ?USB-C to 3.5mm audio and charger adapter?: Split your USB-C port into a 3.5mm audio interface and a PD-compatible USB-C interface, allowing you to charge your device while listening to music, playing games, making calls or watching videos. Note: Data transmission is not supported.