Jack-less phones keep USB-C DAC dongles in audio searches tied to impedance matching.
USB-C DAC Explained
A USB-C DAC/dongle converts digital audio to analog for headphones when a phone lacks a headphone jack.
A USB-C DAC/dongle converts digital audio to analog for headphones when a phone lacks a headphone jack.
Jack-less phones keep USB-C DAC dongles in audio searches tied to impedance matching.