AVAudioUnitEQFilterParameters An object that encapsulates the parameters that the equalizer uses. Declarationclass AVAudioUnitEQFilterParameters Overview TopicsGetting and Setting Equalizer Filter ParametersbandwidthbypassfilterTypefrequencygainConstantsAVAudioUnitEQFilterType RelationshipsInherits FromNSObjectConforms ToCVarArgCustomDebugStringConvertibleCustomStringConvertibleEquatableHashableNSObjectProtocol See AlsoGetting and setting the equalizer valuesbandsglobalGain