YouTipProp Audio Defaultplaybackrate
# Audio defaultPlaybackRate Property
[ Audio Object](#)
## Example
Set the audio to play at a slow speed by default:
```javascript
document.getElementById("myAudio").defaultPlaybackRate = 0.5;
[Try it Yourself »](#)
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## Definition and Usage
The `defaultPlaybackRate` property sets or returns the default playback speed of the audio.
Setting this property only changes the default playback speed, not the current one. To change the current playback speed, use the (#) property.
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## Browser Support
The `defaultPlaybackRate` property is supported in all major browsers, except Safari.
**Note:** Internet Explorer 8 and earlier versions do not support the `defaultPlaybackRate` property.
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## Syntax
Get the `defaultPlaybackRate` property:
```javascript
_audioObject_.defaultPlaybackRate
Set the `defaultPlaybackRate` property:
```javascript
_audioObject_.defaultPlaybackRate=_number_
## Property Values
| Value | Description |
| --- | --- |
| _playbackspeed_ | Indicates the default playback speed of the audio/video. Example values: * 1.0 Normal speed * 0.5 Half speed (slower) * 2.0 Double speed (faster) * -1.0 Backwards, normal speed * -0.5 Backwards, half speed |
## Technical Details
| Return Value: | A number value, the default playback speed |
| --- |
| Default Value: | 1.0 |
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## More Examples
## Example
Set the audio to play fast by default:
```javascript
document.getElementById("myAudio").defaultPlaybackRate = 2;
[Try it Yourself »](#)
* * Audio Object](#)