14. How to use the Q15 coaxial decoding function

1. Switch the knob to COAXIAL and short press the knob to enter the coaxial decoding mode.

2. Use a coaxial cable to connect the input signal to Q15, then you can realize the coaxial decoding function on Q15.

3. Connect the Q15 output end to headphones, adjust the music playing volume on your mobile phone to the appropriate volume, and you can enjoy beautiful music.