Do you think it's very sensitive to adjust the volume here? As long as you adjust the volume, there will always be sudden loud, sudden low voice, because adjusting the volume here as long as a slight movement will jump 3-5%, or more, it is difficult to fine-tune, adjusting the volume size is also a very common function, as long as you open the player, you will certainly adjust the volume, here is a small suggestion, can you add buttons in these two very blank positions, or If you add the induction area to the blank position on both sides, the volume will be reduced by 1% by clicking on the left, 1% by clicking on the right, and the volume will be slowly increased or decreased by 1% by long pressing. Please consider adding this practical function as soon as possible.