📡 TTGO T-Call V1.4 ESP32 Wireless Module with SIM800L 📡
The TTGO T-Call V1.4 is an advanced development board based on the ESP32 processor, featuring GSM/GPRS connectivity via the SIM800L module, making it ideal for IoT applications, wireless communication, and remote control via cellular networks. It offers powerful processing and integrated connectivity with support for Wi-Fi and Bluetooth, making it a complete solution for smart systems and internet-connected projects.
✅ Technical Specifications:
- Processor: ESPRESSIF-ESP32, Xtensa® LX6 240MHz single-/dual-core
- Memory:FLASH: 4MB QSPI
- PSRAM: 8MB
- SRAM: 520KB
- Wireless Communication:Wi-Fi 2.4GHz
- Bluetooth 4.2 BLE
- GSM/GPRS (SIM800L) with SIM card support
- Operating Voltage: 2.7V - 5V
- Power Consumption: Approx. 70mA during operation
- Interfaces: UART, SPI, SDIO, I2C, PWM, I2S, ADC
- USB Interface: USB to TTL via CP2104
- On-Board Clock: 40MHz crystal oscillator
🔹 Key Features:
✔ Combines Wi-Fi, Bluetooth, and GSM/GPRS in a single module.
✔ Supports IoT applications and remote wireless control.
✔ Powerful processor suitable for advanced remote data processing.
✔ Supports SIM card operation for cellular network communication.
✔ Ideal for smart communication and remote monitoring projects.
📌 Common Applications:
- IoT projects and cloud connectivity.
- Remote device control using GSM and Wi-Fi.
- GPS tracking and data transmission over cellular networks.
- Home automation and smart control over the internet.
- Wireless notification and alert systems.
🔹 Approximate Weight: 15 - 20g
