LilyGO TTGO T3 LoRa32
LilyGO TTGO T3 LoRa32 868MHz Dev Board by Espressif Systems: datasheet PDF, pinout and specifications.
Espressif Systems is a fabless semiconductor company based in Shanghai. It designed the ESP8266 and ESP32 Wi-Fi and Bluetooth SoCs that power a huge share of maker and IoT projects, along with ready-made WROOM and WROVER modules and the ESP-IDF development framework.

LilyGO TTGO T3 LoRa32 868MHz Dev Board by Espressif Systems: datasheet PDF, pinout and specifications.
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