android.media.audiofx
Interfaces 
AudioEffect.OnControlStatusChangeListener
AudioEffect.OnEnableStatusChangeListener
BassBoost.OnParameterChangeListener
EnvironmentalReverb.OnParameterChangeListener
Equalizer.OnParameterChangeListener
PresetReverb.OnParameterChangeListener
Virtualizer.OnParameterChangeListener
Visualizer.OnDataCaptureListener
Classes 
AudioEffect
AudioEffect.Descriptor
BassBoost
BassBoost.Settings
EnvironmentalReverb
EnvironmentalReverb.Settings
Equalizer
Equalizer.Settings
PresetReverb
PresetReverb.Settings
Virtualizer
Virtualizer.Settings
Visualizer