【Multi-function Dongle】: This TeqyAqs compact usb c to aux adapter can connect your usb c devices without audio jack to headphones, headset, speakers and other audio devices. 【Hi-Fi Sound Quality】: This usb c to headphone adapter adopted an advance DAC Smart Chip, it is low power consumption, excellent and stable decoding performance, and maximum support for 16Bit/48Khz audio sampling rate.