?12 Months Guarantee?: MOOU free replacement service within 12 months. If you need an exchange, please feel free to contact us. We will solve the problem for you within 24 hours. ?Multi-Function Headphone Adapter?: This USB C to Aux adapter supports both audio and microphone functions, Such as answer phone calls, volume control, pause and play. Perfectly compatible to earphones and audio equipment. ?Wide Compatibility?: This Type C to 3.5mm Female adapter is compatible for devices with USB Type C interface, compatible with Google pixel 4 3 2 XL, Samsung Galaxy S21 S21+ S20 Ultra S20 Z Flip S20+ S10 S9 S8 Plus, Note 20 ultra 10 10+ 9 8, iPad pro 2018/20/21,Huawei Mate 30 20 10 Pro, P30 P20, One plus 6T 7 7Pro and more. ?Hi-Res DAC Chip?: This USB C audio dongle with integrated DAC smart chip can guarantee HiFi sound quality, High-Fidelity audio transmission up to 192 kHz/32 bit. ?Anti-Fracture Design?: This USB C to 3.5 mm jack audio adapter has a unique right-angle design, which can effectively prevent fracture caused by too long use. It is more durable than other similar products on the market, and can provide a good grip sense when watching movies or playing games.