---
title: BiquadFilterNode
framework: webkitjs
role: symbol
role_heading: Class
path: webkitjs/biquadfilternode
---

# BiquadFilterNode

## Declaration

```data
interface BiquadFilterNode
```

## Topics

### Instance Properties

- [Q](webkitjs/biquadfilternode/1633011-q.md)
- [detune](webkitjs/biquadfilternode/1633351-detune.md)
- [frequency](webkitjs/biquadfilternode/1629095-frequency.md)
- [gain](webkitjs/biquadfilternode/1633049-gain.md)
- [type](webkitjs/biquadfilternode/1634361-type.md)

### Instance Methods

- [getFrequencyResponse](webkitjs/biquadfilternode/1631938-getfrequencyresponse.md)

## Relationships

### Inherits From

- [AudioNode](webkitjs/audionode.md)