# cutoffFrequency

> Highpass cutoff frequency in hz. 10.0 to 22000.0. Default = 5000.0.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine](/engine/6000.6/script-reference/unityengine.md)
* **Assembly:** UnityEngine.AudioModule

```csharp
public float cutoffFrequency { get; set; }
```

### Examples

```csharp
using UnityEngine;

[RequireComponent(typeof(AudioSource))]
[RequireComponent(typeof(AudioHighPassFilter))]
public class Example : MonoBehaviour
{
    // Moves the cuttoutFrequency from 10 to 22000 following a Sinus function
    // Attach this to an audio source with a HighPassFilter to listen it working.

    void Update()
    {
        GetComponent<AudioHighPassFilter>().cutoffFrequency = (Mathf.Sin(Time.time) * 11010 + 11000);
    }
}
```