Is USB-C better for the sound?
Do USB-C headphones sound better than wireless or other wired connections? Best answer: Yes. With the current state of wireless technology, wired has better audio quality than wireless for the foreseeable future.
Can you convert USB-C to audio jack?
Overview. The USB-C to 3.5 mm Headphone Jack Adapter lets you connect devices that use a standard 3.5 mm audio plug — like headphones or speakers — to your USB-C devices.
Does USB-C to Aux reduce sound quality?
It changes nothing about the signal, it only changes the mechanical connector format. In this case the sound quality depends on the smartphone, or rather the DAC/amplifier that is built into the smartphone.