TTGO T-Call ESP32 SIM800L
SIMCom Wireless
TTGO T-Call ESP32 SIM800L Development Board by SIMCom Wireless: datasheet PDF, pinout and specifications.
ESP32 & ESP8266 Boards
ESP32, ESP8266 and NodeMCU boards.
TTGO T-Call ESP32 SIM800L Development Board by SIMCom Wireless: datasheet PDF, pinout and specifications.
ESP8266 CH340 NodeMCU V3 WIFI Development Board by Espressif Systems (QFN-32): datasheet PDF, pinout and specifications.