TTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module
TTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module
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Looking to buy TTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module at the best price in India? Tech Depot India offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.
TTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module is a Microcontroller available online in India from Tech Depot India.
Combine the power of the ESP32 dual-core processor with cellular GSM/GPRS connectivity in one compact board. The TTGO T-Call V1.4 integrates the SIM800L module, enabling your IoT projects to send SMS, make voice calls, and transmit data over 2G networks - no Wi-Fi required.
Specifications
| Main Processor | ESP32 Dual-Core 240 MHz (Xtensa LX6) |
| Cellular Module | SIM800L Quad-Band GSM/GPRS (850/900/1800/1900 MHz) |
| Wi-Fi | 802.11 b/g/n (2.4 GHz) |
| Bluetooth | Bluetooth 4.2 BLE + Classic |
| Flash Memory | 4 MB |
| PSRAM | 4 MB (HIMEM) |
| SIM Card Slot | Nano-SIM (push-in type) |
| Antenna | Onboard IPEX connector for external GSM antenna (antenna included) |
| USB Interface | Micro-USB (CP2104 USB-to-Serial) |
| Operating Voltage | 3.3 V logic / 5 V USB input |
| Battery Support | JST 1.25 mm connector for 3.7 V LiPo with onboard charging (IP5306 PMIC) |
| GPIO Pins | Multiple GPIOs broken out (I2C, SPI, UART, ADC, DAC) |
| Board Version | V1.4 (improved power management over V1.3) |
| Board Dimensions | Approx. 68 x 25 x 10 mm |
| Programming | Arduino IDE, PlatformIO, ESP-IDF |
| Origin | Original LILYGO / TTGO Authentic Module |
Why Choose TTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module?
100% Authentic
GST Invoice - A GST invoice is included with every order.
Expert Support - Dedicated technical help on WhatsApp and email.
Pan-India Delivery - Shipped across Bengaluru, Delhi NCR, Hyderabad and all of India.
Trusted by Makers - Used by students, hobbyists and professionals nationwide.
Key Features of TTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module
- Dual Connectivity: ESP32 provides Wi-Fi and Bluetooth while the SIM800L adds cellular GSM/GPRS, giving your project multiple communication pathways for maximum reliability.
- SMS, Voice & Data: Send and receive SMS messages, initiate or answer voice calls, and perform HTTP/MQTT data transfers over the 2G cellular network using AT commands.
- Improved V1.4 Power Design: Features the IP5306 power management IC with a JST battery connector, enabling stable operation on a single 3.7 V LiPo cell with built-in USB charging.
- External GSM Antenna: IPEX antenna connector with included external antenna ensures strong cellular signal reception even in enclosures or remote deployments.
- Full ESP32 Capabilities: Dual-core 240 MHz processor, 4 MB flash, 4 MB PSRAM, and rich peripheral support (I2C, SPI, UART, ADC, DAC, PWM) for complex applications.
- Arduino & PlatformIO Compatible: Extensive library support including TinyGSM, making it easy to get started with cellular IoT in minutes.
- Compact Form Factor: Small enough to embed in portable devices, wearables, or field-deployed sensor nodes.
- All-in-One Solution: No need to wire a separate SIM800L breakout to an ESP32 - everything is integrated, tested, and ready to program.
- Remote IoT Without Wi-Fi: Deploy sensors, trackers, and alert systems in locations where Wi-Fi is unavailable - farms, vehicles, remote infrastructure.
Perfect For
- GPS Vehicle Tracker: Pair with a GPS module (NEO-6M) to build a real-time vehicle tracking system that sends location coordinates via SMS or GPRS to a cloud dashboard.
- Remote Weather Station: Deploy temperature, humidity, and rain sensors in agricultural fields and transmit readings
Frequently Asked Questions
Is technical support available?
Yes, responsive support via email and WhatsApp for setup, troubleshooting, and application guidance.
Are bulk discounts available?
Yes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.
Customer Support
Email: techdepotindia@gmail.com
WhatsApp: Available for setup and troubleshooting help
Order your TTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module today and start building your next project.
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