sound

The problem are hums in earphones. When u listen to some music or watch films on the lowest volume hums are sometimes louder than what u listening. It is in music player youtube, borwser and everywhere where is the sound. I tried a few couples of earphones and headphones for example piston v3...

Hello guys , Does anybody sucessfully installed viper4android on his mi4 or other Xiaomi device with the Miui rom ? I have tried a lot of setup and none working actually if someone can help would be awesome ! Thanks