---
title: Peak Limiter Unit Parameters
framework: audiotoolbox
role: collectionGroup
role_heading: API Collection
path: audiotoolbox/1389597-peak_limiter_unit_parameters
---

# Peak Limiter Unit Parameters

Parameters for the Peak Limiter unit.

## Topics

### Constants

- [kLimiterParam_AttackTime](audiotoolbox/klimiterparam_attacktime.md)
- [kLimiterParam_DecayTime](audiotoolbox/klimiterparam_decaytime.md)
- [kLimiterParam_PreGain](audiotoolbox/klimiterparam_pregain.md)

## See Also

### Equalizers

- [Parametric EQ Unit Parameters](audiotoolbox/1389950-parametric_eq_unit_parameters.md)
- [Audio Unit Graphic EQ Parameter ID](audiotoolbox/1389932-audio-unit-graphic-eq-parameter.md)
- [Dynamics Processor Unit Parameters](audiotoolbox/1389787-dynamics_processor_unit_paramete.md)
- [Frequency Response Constants](audiotoolbox/1534092-frequency_response_constants.md)
- [AUSpatializationAlgorithm](audiotoolbox/auspatializationalgorithm.md)