21.How to use the USB DAC function?

1. Ensure the FiiO driver is properly installed.

2. Switch the S15 to USB DAC mode.

3. Connect a computer or other audio sources to the USB DAC port on the front panel of the S15 to enable decoding.

Note:

The USB DAC function requires a connection through the USB DAC port on the front panel. The USB 3.0 port on the back does not support USB DAC.