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TTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module


Quick Overview:

  • Integrated ESP32 and SIM800L.
  • Enables wireless communication.
  • GPIOs for device pairing.
  • Ideal for IoT projects.
  • Versatile applications scope.
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The TTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module offers a versatile solution for wireless connectivity in IoT projects. This module, which comes in an unsoldered state, integrates an ESP32 development board with a SIM800L GSM/GPRS module. With support for SIM antenna and SIM card, it enables seamless communication over both WiFi and cellular networks. Equipped with GPIOs, it allows easy pairing with sensors and other devices, simplifying development processes. The powerful onboard processing and storage capabilities of the ESP32 ensure efficient runtime loading and minimal development effort, making it an ideal choice for IoT applications.

In scenarios requiring reliable internet connectivity for remote monitoring systems, the TTGO T-Call module stands out as a dependable option. Whether you’re monitoring room entry or remotely controlling devices like plant watering systems, this module offers robust wireless communication capabilities. Its integration of the ESP32’s WiFi and Bluetooth functionalities with the SIM800L GPRS module ensures seamless connectivity. Additionally, the inclusion of a USB-C port adds convenience for power and programming, enhancing the overall user experience for IoT enthusiasts and developers alike.

The Communication Module offers seamless integration of ESP32 and SIM800L, providing extensive wireless communication capabilities. Its versatility extends to various IoT applications, including remote monitoring systems, room entry alerts, plant watering automation, and wireless sensor networks. With onboard GPIOs for easy device pairing and robust processing power, this module simplifies development processes while ensuring reliable performance. Whether you’re a hobbyist or a professional developer, the TTGO T-Call module is an ideal choice for building innovative IoT solutions that require efficient wireless connectivity and seamless integration.


  • ESP32 and SIM800L integration.
  • Wireless communication capability.
  • GPIOs for device pairing.
  • Onboard processing power.
  • SIM card support.


  • Remote IoT monitoring systems.
  • Room entry alert systems.
  • Plant watering automation.
  • Wireless sensor networks.
  • Remote device control.

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Package Includes :

  • 1 x TTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module


Weight 0.2 kg


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