---
title: kLowPassParam_Resonance
framework: audiotoolbox
role: symbol
role_heading: Global Variable
path: audiotoolbox/klowpassparam_resonance
---

# kLowPassParam_Resonance

## Declaration

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

## See Also

### Constants

- [kLowPassParam_CutoffFrequency](audiotoolbox/klowpassparam_cutofffrequency.md)