About this item 3 IN 1 USB C Headphone AdapterThis USB C audio adapter features dual headphone jacks and a USB-C fast charging port. With this adapter, you can listen to music, watch videos, and navigate with car audio while charging your phone. The USB-C to 3.5 mm headphone jack adapter also supports music volume control and calls. The slim design allows you to connect earphones and fast charge your device simultaneously. Dual Headphone AdapterThis USB C headphone adapter has a built-in high-resolution audio DAC chip, supporting up to 24-bit/96kHz audio output. It allows dual 3.5mm headphone jacks to operate at the same time. The headphone adapter also supports online control for answering calls, volume adjustment, and pause/play functions, making it very convenient to use. USB C Splitter Supports Fast ChargingThis audio adapter has a Type-C fast charging port, supporting PD fast charging up to 60W, with a maximum output power of 20V/3A. It allows multiple users to enjoy high-quality