@[email protected] a heap of info here on the Meshtastic website. It's all a bit new to me but happy to assist if I can.
The board I got from AliExpress ... LILYGO ® TTGO LoRa32 V2.1_1.6 versión 433/868/915Mhz ESP32 LoRa OLED 0,96 pulgadas tarjeta SD Bluetooth WIFI módulo inalámbrico ESP-32 SMA