Doorbell Upgrade


Upgrade your HT2003/2 GSV to a smart doorbell system powered by an ESP32-S microcontroller.

A Photo of the PCB designed in the process

Work in Progress 👨🏻‍💻

This Project offers a minimalist upgrade path for your HT2003/2 GSV doorbell system. With simple schematics, straightforward firmware, and concise documentation, we aim to make your doorbell smarter with ease. Explore, tinker, and enjoy!

Check the GitHub for progress