TTGO T-Call SIM800C ESP32 IN-MOD They are available in a

They are available in a range of gear ratios from 6

They go easily into a breadboard and will add that extra zing to your project

Embedded Microphone And Speaker

Cost-effective BeagleBone® compatible board with on-board Grove connectors to extend possibilities

6 analog inputs

TTGO T-Call SIM800C ESP32 IN-MOD They are available in aThe TTGO T Call is an ESP32 development board that besides Wi Fi and Bluetooth also combines a SIM800C GSM GPRS module. More Information can be found here! Projects with the T Call ESP32 SIM800L board to get started (using Arduino IDE): ESP32 Publish Data to Cloud without Wi Fi (TTGO T Call ESP32 SIM800L) ESP32 SIM800L: Send Text Messages (SMS Alert) with Sensor Readings NOTE: You can use the same examples with SIM800C. Package Contains: 1 X T