---
title: level
framework: avfaudio
role: symbol
role_heading: Instance Property
path: avfaudio/avaudioenvironmentreverbparameters/level
---

# level

Controls the amount of reverb, in decibels.

## Declaration

```swift
var level: Float { get set }
```

## Discussion

Discussion The default value is 0.0. The values must be within the range of -40 to 40 dB.

## See Also

### Getting and Setting Reverb Values

- [filterParameters](avfaudio/avaudioenvironmentreverbparameters/filterparameters.md)
- [loadFactoryReverbPreset(_:)](avfaudio/avaudioenvironmentreverbparameters/loadfactoryreverbpreset(_:).md)