AudioBinary

`audio/x-ms-wma`

Windows Media Audio

Reference for audio/x-ms-wma, Microsoft's proprietary audio format used in Windows Media Player and older Microsoft products.

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Expected extensions: .wma

HTTP Content-Type Header

HTTP Header

Content-Type: audio/x-ms-wma

Associated File Extensions

.wma

Quick Facts

MIME Type	audio/x-ms-wma
Category	Audio
Type	Binary
Extensions	.wma

Common Usage

WMA was Microsoft's answer to MP3, used in Windows Media Player, Zune, and early streaming services. It offered DRM support and competitive compression.

While largely superseded by AAC and Opus, WMA files are still encountered in older music libraries and Windows media archives.

Code Examples

HTML

<!-- Link or embed with explicit type -->
<link rel="stylesheet" href="file.wma" type="audio/x-ms-wma">

<!-- Or for script/media elements -->
<script type="audio/x-ms-wma" src="file.wma"></script>

Node.js

// Express.js
app.get('/file', (req, res) => {
  res.type('audio/x-ms-wma');
  res.send(data);
});

// Node.js http
res.writeHead(200, { 'Content-Type': 'audio/x-ms-wma' });

nginx

# nginx.conf — add to types block or use default
types {
    audio/x-ms-wma  wma;
}

# Or set for a specific location
location /api/ {
    default_type audio/x-ms-wma;
}