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AU to G.711 - Online Audio Converter
Convert AU to G.711 online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert AU to G.711
Drop AU audio here or click to select
AU
G.711 (G.711 a-law)
About AU to G.711
Convert AU to G.711. AU is Sun's simple container, usually holding 8 kHz telephony audio. G.711 is the 64 kbps PCM law behind landline telephony. A-law and mu-law differ by region; pick the matching one..
Why convert AU to G.711?
- Smaller files with G.711 lossy compression.
- Keep quality where supported.
- Private, no upload - runs in your browser.
AU vs G.711
| Codec | PCM 16-bit | G.711 a-law |
|---|---|---|
| Compression | uncompressed | lossy |
| Sample behavior | Full quality kept | Quality set by bitrate |
| Typical use | AU is Sun's simple container, usually holding 8 kHz telephony audio. | G.711 is the 64 kbps PCM law behind landline telephony. |
When not to convert AU to G.711
- Skip G.711 for archival masters: lossy compression discards detail, so keep the AU original.
- Keep a master copy: repeated exports stack small losses, so archive AU before batch G.711 shares.
Limits
Starting point: AU - AU is Sun's simple container, usually holding 8 kHz telephony audio. Headers are minimal; verify sample rate after conversion. A-law and mu-law differ by region; pick the matching one. Encode G.711 (G.711 a-law) from AU at 256k for music or 128k for speech, starting from the master.
How conversion works
Conversion runs entirely in your browser with FFmpeg WASM. Files never leave your device.
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FAQ
How do I convert AU to G.711?
Drop your AU file onto this page, choose quality and codec settings, then click Convert. The result downloads as G.711 instantly. All processing runs in your browser.
What codec is used for G.711?
The default codec for G.711 is G.711 a-law. You can change audio parameters in Advanced mode.
How do you store my files?
We do not store any processed audio. All conversion happens entirely in your browser using FFmpeg WASM.