How to revert anything related to audio on stock phone? topic

I am using androidnow HD 9.3
ofcourse I have tried any other custom ROMs
But any of them has the problem ,hissing and buzzing sound, when using high definition hradphones
, it seems to related to the viper4android modified ROM, because on crash ROM and stock ROM, it seems don't happed
And now I am trying to revert anything modify of audio files, but I don't really know what should I do, can anybody givr me some suggests?
Or I will be glad if someone can make me a flashable zip
Thanks