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AMR to DTS-HD - Online Audio Converter
Convert AMR to DTS-HD online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert AMR to DTS-HD
Drop AMR audio here or click to select
AMR
DTS-HD (DTS)
About AMR to DTS-HD
Convert AMR to DTS-HD. AMR encodes narrowband speech for GSM calls at 12.2 kbps and below. DTS-HD adds lossless extensions over the DTS core track. Extension layers may not decode everywhere; verify channel count..
Why convert AMR to DTS-HD?
- Larger files than lossy shares with DTS-HD lossless quality.
- Keep quality where supported.
- Private, no upload - runs in your browser.
AMR vs DTS-HD
| Codec | AMR-NB | DTS |
|---|---|---|
| Compression | lossy | lossless |
| Sample behavior | Quality set by bitrate | Full quality kept |
| Typical use | AMR encodes narrowband speech for GSM calls at 12.2 kbps and below. | DTS-HD adds lossless extensions over the DTS core track. |
When not to convert AMR to DTS-HD
- Skip DTS-HD for the smallest share: lossless output stays large, so prefer a lossy target when sending AMR files.
- Keep a master copy: repeated exports stack small losses, so archive AMR before batch DTS-HD shares.
Limits
Starting point: AMR - AMR encodes narrowband speech for GSM calls at 12.2 kbps and below. Tuned for voice calls, so music loses detail by design. Extension layers may not decode everywhere; verify channel count. Encode DTS-HD (DTS) from AMR 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 AMR to DTS-HD?
Drop your AMR file onto this page, choose quality and codec settings, then click Convert. The result downloads as DTS-HD instantly. All processing runs in your browser.
What codec is used for DTS-HD?
The default codec for DTS-HD is DTS. 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.