---
title: audioBrightness
framework: corehaptics
role: symbol
role_heading: Type Property
path: corehaptics/chhapticevent/parameterid/audiobrightness
---

# audioBrightness

The high-frequency content of an audio event.

## Declaration

```swift
static let audioBrightness: CHHapticEvent.ParameterID
```

## Discussion

Discussion This parameter value ranges from 0.0 (maximum high-frequency reduction) to 1.0 (no high-frequency reduction). The default value is 1.0.

## See Also

### Audio Event Parameter IDs

- [audioVolume](corehaptics/chhapticevent/parameterid/audiovolume.md)
- [audioPan](corehaptics/chhapticevent/parameterid/audiopan.md)
- [audioPitch](corehaptics/chhapticevent/parameterid/audiopitch.md)