---
title: kHipassParam_Resonance
framework: audiotoolbox
role: symbol
role_heading: Global Variable
path: audiotoolbox/khipassparam_resonance
---

# kHipassParam_Resonance

## Declaration

```swift
var kHipassParam_Resonance: AudioUnitParameterID { get }
```

## See Also

### Constants

- [kHipassParam_CutoffFrequency](audiotoolbox/khipassparam_cutofffrequency.md)