The sonic signature needs to keep the treble detail, but increase the frequency spectrum and add a more full sound.
声音特色方面，要保持高音的细节，但增加频响宽度，增加更多的饱满的声音。
Permeability delicate treble, clear bright, high-frequency distribution;
高音细腻通透、清晰亮丽，高频分布均匀；
Permeability delicate treble, clear bright, high-frequency distribution;
高音细腻通透、清晰亮丽，高频分布均匀；
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