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LILYGO TTGO T-Call V1.3 ESP32 Wireless GPRS Antenna SIM Card SIM800L Module

RWF 45,000.00

The LILYGO TTGO T-Call V1.3 ESP32 Wireless GPRS Antenna SIM Card SIM800L Module is a versatile development board designed for IoT and wireless communication projects. It combines the powerful ESP32 microcontroller with a SIM800L GSM/GPRS module, allowing for both Wi-Fi and cellular connectivity. This enables you to create applications that require internet access via Wi-Fi or GSM networks, such as remote monitoring, data logging, and communication systems. Key features of this module include built-in support for SIM cards, making it easy to use mobile data for sending and receiving information. The ESP32's dual-core processor ensures efficient handling of complex tasks, while the SIM800L module supports 2G GSM networks for making calls, sending SMS, and transmitting data over GPRS. The antenna included improves signal reception, ensuring better communication stability. This board is ideal for projects that require mobility or are in areas where Wi-Fi is unavailable, offering seamless integration with Arduino IDE for easy programming and development.


Product Description

The TTGO T-Call from LilyGO is a microcontroller based on an ESP32 in combination with an SIM800L GSM GPRS module. The USB to serial converter makes it easy to program, even as an Arduino. The board has a USB-C connection with which it can be programmed and/or powered (USB-C cable not included).

Specifications:

  • Supply voltage: 5V DC (via USB-C) of 3.3V DC (via 3V3 pin)

  • GPIO voltage: 3.3V

  • Output voltage: 5V DC (via 5V pin)

  • Main chip: ESP32 (WROVER module, 240Mhz dual core processor)

    • Flash memory: 4MB

    • SRAM: 520 kB

    • PSRAM: 8MB

    • Built-in Wi-Fi

    • Built-in Bluetooth



  • USB to serial converter: CP2104 or CH9102F (drivers)

  • Built-in SIM800L GSM GPRS module

  • Built-in Nano SIM card connection

  • Built-in power management chip (IP5306) with Li-ion/Li-Po battery charging circuit (~2A charging current)

  • Battery connector: 2p JST-PH

  • Dimensions: See images

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