Audio file mixed from various free downloads; license undefined; for private use only.


CAD files & models CC BY-NC-SA 4.0 by NUeB.net


additional parts

- wire in appropriate length
- 4 self tapering screws 3x8 mm
- some glue
- mp3 player like https://www.amazon.de/dp/B0G8FHD5DF
- 12 mm button like https://www.amazon.de/dp/B088CNW12P?th=1
