# Scanner audio asset record

The following short sound effects are bundled for offline scanner feedback.

| App use | File | Source | Creator | License |
| --- | --- | --- | --- | --- |
| Fully clear / successful scan | `app/src/main/res/raw/scanner_clear.mp3` | [UI Success Chime](https://pixabay.com/sound-effects/technology-ui-success-chime-513565/) | SoundShelfStudio | [Pixabay Content License](https://pixabay.com/service/license-summary/) |
| Failed, unmatched, or invalid scan | `app/src/main/res/raw/scanner_failed.mp3` | [Error Notification](https://pixabay.com/sound-effects/film-special-effects-error-notification-352286/) | Universfield | [Pixabay Content License](https://pixabay.com/service/license-summary/) |

Downloaded on 2026-10-04. Pixabay's license summary permits free use and adaptation without attribution, while prohibiting redistribution of the source asset on a standalone basis. These files are distributed only as integrated application feedback resources. Attribution is retained here for provenance and future license review.

The `HOLD` state uses Android's generated `ToneGenerator.TONE_PROP_BEEP2` and does not include a third-party audio file.