At its core, the ESP32 chip is not much more than an integrated ... and it even foregoes the WiFi antennas which eliminates the major reason most people would reach for this chip in the first ...

We’ve looked at the WROOM-DA module before. It’s an ESP32 with two antennas, and [Andreas Spiess] says it is the ugliest ESP32 he’s ever seen. But beauty is only skin deep, after all.

CapibaraZero open-source firmware offers a low-cost alternative to Flipper Zero for ESP32-S3 hardware such as the LilyGO T-Embed CC1101.