# EffectInstance.Sidechain

> Placeholder for future sidechain wiring and layout information.

## Definition

* **Type:** Struct
* **Namespace:** [UnityEngine.Audio](/engine/6000.7/script-reference/unityengine/audio.md)
* **Assembly:** UnityEngine.AudioModule

```csharp
public struct EffectInstance.Sidechain
```

## Remarks

This type currently carries no data. It's reserved so that sidechain support can be introduced later without requiring existing effect implementations to change.