Story perspectives
Inventor Unveils Musical Doorbell with Playable Piano Keys
6/11/2025
27 6
1 of 1
Story summary
- Inventor Arpan Mondal has transformed the mundane doorbell into a delightful musical experience with his piano-style design. Featuring five playable keys that produce unique notes, this innovative doorbell, powered by an ESP32 microcontroller, offers a cheerful and interactive welcome for every visitor, turning a simple arrival into a joyful moment.
