TTGO T-Call V1.3 ESP32 Pinout Najad 4 years ago ESP32 With Onboard SIM800L ! TTGO T-Call V1.3 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Module Read more… BUY NOW Share this: ESP32 With Onboard SIM800L !Date6 July 2019In relation toESP32Top #5 Hackable Smart Watch (2021 Updated)Date19 March 2020In relation toEspressifWiPhone – An Hackable Phone With ESP32Date6 July 2022In relation toESP32