Codec2 (Codec2 Low Bitrate Speech)
Open-source voice codec with extremely low bitrates (700-3200 bps) for digital radio communication. Used in amateur radio projects and emergency communications.
Yes, we support Codec2!
Technical Specifications
Advantages
- Broad compatibility with legacy players and systems
- Accepted directly without the need for conversion
- 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 Codec2 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 Codec2!
Open-source voice codec with extremely low bitrates (700-3200 bps) for digital radio communication. Used in amateur radio projects and emergency communications.
Frequently Asked Questions
Does VoxScriber support Codec2 files?
Yes! VoxScriber fully supports Codec2 files. Simply upload your file and our AI will automatically transcribe it with high accuracy.
What is the audio quality of Codec2?
Codec2 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 Codec2 file to text?
Go to VoxScriber, upload your Codec2 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.