Does the subject want to ask "How to tune the sound effect of 15 Sonata Nine"? In the audio settings. 15 sonata nine-tone sound effect In terms of sound setting, treble is 7, alto is 2, bass is 8, BBE is 0,5.1channel is closed, the first two sound levels are 5, and the last two are 6. The ninth-generation Sonata adopts the design concept of Fluid Sculpture 2.0, and the convergent lines advocate "flattening", which makes the whole feel more stable and atmospheric, and reduces the wind resistance coefficient to some extent.