This is the Red variant of the TTGO T-Call V1.4 ESP32 Wireless Module SIM Antenna SIM Card SIM800L Module Unsoldered in GPRS and GSM Modules. Available at ₹2,742.32 (₹2,324.00 + GST) with free shipping across India.
Looking for Ttgo Module? TTGO T-Call V1.4 ESP32 Wireless Module SIM Antenna SIM Card SIM800L Module Unsoldered is available at Zbotic with fast shipping across India.
TTGO T-Call V1.4 ESP32 Wireless Module SIM Antenna SIM Card SIM800L Module Unsoldered
Discover the TTGO T-Call V1.4 ESP32 Wireless Module with SIM Antenna and SIM Card Support for superior wireless communication in your projects. This advanced module provides unmatched connectivity and ease of use.
The module is driven by the ESP32 Serial WIFI Wireless Transceiver Module, a comprehensive SOC with an integrated TCP/IP protocol stack, offering simple integration with your WiFi network for any microcontroller.
With its powerful onboard processing and significant storage capacity, the module effortlessly connects with sensors and various devices via its GPIOs, eliminating the need for extensive initial development and runtime loading. This allows you to concentrate on the most crucial aspect: the success of your project.
Enhance your wireless communication capabilities with the TTGO T-Call V1.4 ESP32 Wireless Module and enjoy efficiency, dependability, and exceptional connectivity for your innovative endeavors.
Features:
- The SIM800L wireless communication module is integrated with an ESP32 chip with a dual-core 32-bit LX6 microprocessor.
- The SIM800L ESP32 wireless module needs a power supply of 5V/1A and has a Type C port.
- The ESP32 SIM800L wireless communication module features 802.11 b/g/n wifi protocol and Bluetooth v4.2BR/EDR and BLE standard protocol.
- This wireless communication module supports cloud server development and SDK for user firmware development.
SPECIFICATIONS:
| SRAM | 520 kB |
|---|---|
| USB to TTL | CP2104 |
| On-board clock | 40MHz crystal oscillator |
| Working voltage | 2.7V-3.6V |
| Working current | 70mA |
| SIM card | Only supports Nano SIM card |
| Power Supply | USB 5V/1A |
| USB | Type-C |
| Operating Temperature (°C) | -40 to 85 |
| Length (mm): | 77 |
| Width (mm): | 29 |
| Height (mm): | 12 |
| Weight (g): | 17 |
Package Includes:
1 x TTGO T-Call V1.4 ESP32 Wireless Module SIM Antenna SIM Card SIM800L Module Unsoldered
TTGO T-Call V1.4 ESP32 Wireless Module SIM Antenna SIM Card Overview
The TTGO T-Call V1.4 is a compact development board combining an ESP32 microcontroller with a SIM800L GSM/GPRS module, complete with SIM card slot and antenna connector. It enables seamless integration of Wi-Fi and 2G cellular connectivity for remote IoT, SMS, and voice applications.
Key Features of TTGO T-Call V1.4 ESP32 Wireless Module SIM Antenna SIM Card
- ESPRESSIF ESP32 Dual-Core LX6 @ 240 MHz with 520 kB SRAM, 4 MB QSPI Flash and 8 MB PSRAM
- SIM800L module for 2G GPRS data, SMS and voice calling with onboard SIM card holder
- CP2104 USB-to-TTL interface for programming and serial communication
- Multiple interfaces: UART, SPI, SDIO, I2C, PWM, TV PWM, I2S and IRGPIO for sensors and peripherals
- 40 MHz crystal oscillator and onboard reset button for reliable operation
- Wide operating voltage range (2.7 V–3.6 V) with typical current draw around 70 mA
- Genuine product with fast shipping from Zbotic across India
Applications and Use Cases
- Remote IoT sensors in areas without Wi-Fi coverage using GPRS backhaul
- SMS-based alert systems for security, environmental monitoring or agriculture
- Voice call notifications for elderly care or emergency response systems
- Mobile data logging for vehicles, drones or asset tracking
- Home automation modules with fallback cellular connectivity
How to Use TTGO T-Call V1.4 ESP32 Wireless Module SIM Antenna SIM Card
Insert a micro SIM card into the onboard SIM800L slot, connect an external 2G antenna, then plug the board into your PC via USB. Install the CP2104 driver, select the TTGO T-Call board in Arduino IDE or ESP-IDF, upload your sketch using Wi-Fi or GSM libraries, and power the module within 2.7 V–3.6 V for stable operation.
Why Buy from Zbotic?
- Genuine Products: All items sourced from authorized distributors
- Fast Shipping: Orders ship within 24 hours with tracking (non backordered products)
- Free Shipping: Free delivery on qualifying orders
- COD Available: Cash on Delivery, UPI, cards, net banking
- Technical Support: Expert help for setup and troubleshooting
- Easy Returns: Hassle-free replacement for defective products
Frequently Asked Questions
Can the TTGO T-Call V1.4 connect to 3G or 4G networks?
No, this module uses the SIM800L chip which supports 2G GSM/GPRS only. Ensure adequate 2G coverage from your network provider for reliable connectivity.
What power supply is required for stable GSM operation?
Provide a clean 2.7 V–3.6 V supply capable of delivering at least 500 mA peak during GPRS transmission to prevent brownouts and ensure stable performance.
How do I program and send SMS with this board?
Install the CP2104 USB driver, select “TTGO T-Call” in Arduino IDE or ESP-IDF, include the TinyGSM or SoftwareSerial library to control SIM800L, then use AT commands in your sketch to send SMS or establish GPRS data sessions.
Technical Specifications
| Color | Red |
|---|---|
| SKU | AI0900 |
| Weight | 0.02275 kg |
| Availability | Out of Stock |
Applications & Use Cases
The TTGO T-Call V1.4 ESP32 Wireless Module SIM Antenna SIM Card SIM800L Module Unsoldered is a versatile gprs and gsm modules used across a wide range of applications including electronics projects, DIY builds, prototyping, and educational experiments.
Common use cases:
- Integrating into a custom electronics project
- Learning and experimenting with circuits
- Replacing or upgrading components in existing setups
This product is ideal for electronics enthusiasts, engineers, and students.
Technical Tip: Always verify voltage and current requirements before connecting to your circuit. Check datasheets for detailed specifications and pin configurations.
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
Mohit Chatterjee (verified owner) –
This TTGO T-Call V1.4 ESP32 Wireless Module is a beast for the price. Running a web server on it with no issues.
Ashish Reddy –
This TTGO T-Call V1.4 ESP32 Wireless Module is amazing for home automation. Connected all my smart devices easily.
Harshit Dhillon –
Excellent TTGO T-Call V1.4 ESP32 Wireless Module! WiFi connectivity is strong and stable. Perfect for IoT projects.
Isha Gill (verified owner) –
Superb TTGO T-Call V1.4 ESP32 Wireless Module! Using it for my weather monitoring station. WiFi range is impressive.
Sarika Banerjee (verified owner) –
Excellent TTGO T-Call V1.4 ESP32 Wireless Module! WiFi connectivity is strong and stable. Perfect for IoT projects.
Ankur Banerjee (verified owner) –
Excellent TTGO T-Call V1.4 ESP32 Wireless Module! WiFi connectivity is strong and stable. Perfect for IoT projects.
Meera Luthra –
Love this TTGO T-Call V1.4 ESP32 Wireless Module. Built a smart switch with it. Works with Home Assistant perfectly.
Saurabh Menon (verified owner) –
Excellent TTGO T-Call V1.4 ESP32 Wireless Module! WiFi connectivity is strong and stable. Perfect for IoT projects.
Sachin Kamath –
Good TTGO T-Call V1.4 ESP32 Wireless Module. WiFi works well. Sometimes needs a reset but overall solid.
Sandeep Kumar (verified owner) –
Outstanding TTGO T-Call V1.4 ESP32 Wireless Module! Programmed it with Arduino IDE. All features work as documented.
Chirag Chatterjee (verified owner) –
Great TTGO T-Call V1.4 ESP32 Wireless Module. OTA updates work perfectly. Using 5 of these around my house.
Sandhya Trivedi (verified owner) –
Love this TTGO T-Call V1.4 ESP32 Wireless Module. Built a smart switch with it. Works with Home Assistant perfectly.
Riya Kulkarni (verified owner) –
Excellent TTGO T-Call V1.4 ESP32 Wireless Module! WiFi connectivity is strong and stable. Perfect for IoT projects.
Darshan Choudhury (verified owner) –
Outstanding TTGO T-Call V1.4 ESP32 Wireless Module! Programmed it with Arduino IDE. All features work as documented.
Naveen Mittal (verified owner) –
Good quality TTGO T-Call V1.4 ESP32 Wireless Module. Flash memory is sufficient for most projects.
Sunil Sharma (verified owner) –
Excellent for smart home projects. This TTGO T-Call V1.4 ESP32 Wireless Module connects reliably to my router.
Arnav Luthra (verified owner) –
Good quality TTGO T-Call V1.4 ESP32 Wireless Module. Flash memory is sufficient for most projects.
Aanya Sharma –
Excellent TTGO T-Call V1.4 ESP32 Wireless Module! WiFi connectivity is strong and stable. Perfect for IoT projects.
Arnav Srivastava (verified owner) –
This TTGO T-Call V1.4 ESP32 Wireless Module is a beast for the price. Running a web server on it with no issues.
Ravi Menon (verified owner) –
Great quality TTGO T-Call V1.4 ESP32 Wireless Module. Flashed with ESPHome and it works beautifully.
Jayesh Arora (verified owner) –
Love this TTGO T-Call V1.4 ESP32 Wireless Module. Built a smart switch with it. Works with Home Assistant perfectly.