audio/*
audio/wav
File extensions: .wav
Uncompressed PCM audio — professional and losslessly captured audio.
What is audio/wav?
audio/wav is the media type for WAV — an uncompressed PCM audio container. Files are large but bit-perfect, which makes WAV the default for audio production and browser Web Audio processing.
Typical usage
Audio production, browser microphone captures, high-fidelity samples.
Common gotchas
Files are 10x larger than MP3. Use MP3/AAC/Opus for delivery to end users.
HTTP header example
Response header
Content-Type: audio/wavFrequently asked questions
What is the audio/wav MIME type?
audio/wav is the media type for WAV — an uncompressed PCM audio container. Files are large but bit-perfect, which makes WAV the default for audio production and browser Web Audio processing.
What file extension does audio/wav use?
Files served as audio/wav typically use the extension .wav. The most common is .wav.
How do I set the Content-Type for audio/wav?
Send the HTTP response header Content-Type: audio/wav. Audio production, browser microphone captures, high-fidelity samples.
Is audio/wav an official MIME type?
Yes. audio/wav is officially registered with IANA, so standards-conformant clients recognize it.
What are common mistakes with audio/wav?
Files are 10x larger than MP3. Use MP3/AAC/Opus for delivery to end users.