Xperia J (Jelly bean) Problem about Walkman app

[DongTahe]

My xperia j after update fw jelly bean ,I found a problem about walkman player app the sound with custom equalizer or clear bass is poor

I want sound quality like walkman on ics version ,Please fixe it

,Thank

[Samuel1]

You mean that the sound quality was better when on ICS? Can't really say I notice any difference between Xperia J on JB and ICS. Tried different headphones?