mu-law (PCM mu-law (G.711))
PCM companding standard used in North American and Japanese telephone systems (ITU-T G.711). Complementary to European A-law, compresses voice from 14 to 8 bits.
Yes, we support mu-law!
Technical Specifications
Advantages
- Wide compatibility with legacy players and systems
- Accepted directly without conversion needed
- Accurate automatic transcription via AssemblyAI
Disadvantages
- Lossy compression — not ideal for final production masters
- Limited audio quality may reduce transcription accuracy
Use Cases
How It Works
Upload your file
Upload your mu-law file via browser or drag and drop.
Automatic transcription
Our AI transcribes the audio with high accuracy in minutes.
Download the result
Download the transcription as text, SRT, VTT or other formats.
Yes, we support mu-law!
PCM companding standard used in North American and Japanese telephone systems (ITU-T G.711). Complementary to European A-law, compresses voice from 14 to 8 bits.
Frequently Asked Questions
Does VoxScriber support mu-law files?
Yes! VoxScriber fully supports mu-law files. Simply upload your file and our AI will automatically transcribe it with high accuracy.
What is the audio quality of mu-law?
mu-law offers Basic audio quality with Lossy compression. This makes it suitable for most transcription use cases — our AssemblyAI engine extracts audio accurately regardless of compression level.
How do I transcribe a mu-law file to text?
Go to VoxScriber, upload your mu-law file (up to 5 GB / 10 hours), select the language and click transcribe. Your result will be ready in minutes as text, SRT or VTT.