Battery Support: Built-in Li-ion/Li-Po battery charging circuit for portable applications
Wide Application Range: Ideal for IoT projects, GPS tracking, smart agriculture, home automation, remote monitoring, and industrial control systems
Technical Specifications:
Microcontroller: ESP32 (Dual-core, 240MHz)
GSM Module: SIM800L Quad-band
Communication: Wi-Fi (802.11 b/g/n), Bluetooth 4.2 + GSM/GPRS
Operating Voltage: 5V (via USB)
SIM Card: Micro SIM
Antenna: Onboard + External support
Interfaces: UART, GPIO, SPI, I2C, ADC, DAC
Battery Support: 3.7V Li-ion/Li-Po
Applications:
IoT-based remote monitoring systems
GPS vehicle tracking systems
Smart energy meters
SMS alert systems
Industrial automation
Wireless data logging
Package Includes:
1 x SIM800L ESP32 TTGO T-Call Wireless Module
Why Choose This Module?
The TTGO T-Call module offers a complete wireless solution by combining internet and cellular communication in a single compact board. It eliminates the need for multiple modules, reduces project complexity, and accelerates development time—making it perfect for both beginners and advanced developers.
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SIM800L ESP32 Wireless Communication Module | TTGO T-Call
The SIM800L ESP32 TTGO T-Call Module is a powerful and compact IoT development board that combines the versatility of the ESP32 microcontroller with GSM/GPRS capabilities via the SIM800L module. Designed for wireless communication projects, this board is ideal for developers, students, and professionals working on IoT, automation, and remote monitoring systems.
Built around the ESP32 chipset, the module offers dual-core processing, Wi-Fi, and Bluetooth connectivity, while the onboard SIM800L GSM module enables SMS, voice calls, and GPRS-based internet communication. This makes it a complete solution for projects requiring both local and remote connectivity.
