Aux to USBC adapter One cable with dual uses to work with standard 3.5 mm headphones. It provides a convenient USBC audio solution for ordinary headphones without the need for USBC headphones. USB audio adapter for laptop Designed to work with laptops, tablets, phones, speakers, headphones, and other devices. This USBC dongle adapter enables USB audio output on compatible devices without other accessories. Strong compatibility and charging Compatible with most USBC devices. It can connect 3.5 mm earphones and still support fast charging at the same time. It is useful as a USB audio adapter for computers and as a headphone USBC adapter. Earphone adapter Converts a single USBC port into a 3.5 mm audio port and a 30 W USBC port. This audio adapter provides simultaneous audio output and power delivery for compatible devices.