Description

The TTGO T-Call is an ESP32 development board that combines a SIM800L GSM/GPRS module .TTGO T-Call ESP32 with SIM800L GSM/GPs. Besides Wi-Fi and Bluetooth,can communicate with this ESP32 board using SMS or phone calls. Additionally, it can connect the ESP32 to the internet using your SIM card data plan. This is great for IoT projects

Features:
1.Chipset : ESPRESSIF-ESP32 (Wi-Fi & Bluetooth)240MHz Xtensa single-/dual-core 32-bit LX6 microprocessor
2.FLASH : QSPI flash 4MB , PSRAM 8MB
3.Working current :About 70mA ，Sleep current :About 300mA
4.SIM card : Only supports Nano SIM card