# vol [![Build Status](https://travis-ci.org/gillstrom/vol.svg?branch=master)](https://travis-ci.org/gillstrom/vol)

> Get and set volume.
*Currently only supported in OS X systems.*


## Install

```
$ npm install --save vol
```


## Usage

```js
var vol = require('vol');

vol.get(function (err, level) {
	console.log(level);
	//=> 0.45
});

vol.set(0.65, function (err) {
	console.log('Changed volume to 65%');
});

vol.mute(function (err) {
	console.log('Volume muted');
});
```


## CLI

```
$ npm install --global vol
```

```
$ vol --help

  Example
    $ vol
    $ vol 0.4
    $ vol mute
```


## API

### .get(callback)

Get volume level.

#### callback(err, level)
  
Type: `function`

##### level

Type: `number`

Current volume level.

### .set(level, callback)

Set volume level.

#### level

*Required*
Type: `number`

A number between `0` and `1.

#### callback(err)
  
Type: `function`


## License

MIT © [Andreas Gillström](http://github.com/gillstrom)


kevva

gillstrom

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vol

vol

Install

Usage

CLI

API

.get(callback)

callback(err, level)

level

.set(level, callback)

level

callback(err)

License

Keywords

Related posts

vol

Install

Usage

CLI

API

.get(callback)

callback(err, level)

level

.set(level, callback)

level

callback(err)

License

Keywords

Related posts

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