TTGO ESP32 SIM800H T-Call V1.4 Dev Board – WiFi GPRS

Whether you're dreaming up smart home gadgets, remote monitoring systems, GPS trackers, or even a DIY phone, this TTGO ESP32 T-Call V1.4 Development Board is your canvas for creativity. ESP32 boards from the Espressif brand have been the cornerstone of some of the most ambitious Maker projects. Compatible with Arduino, the TTGO T-Call V1.4 offers a way to take your IoT projects to a new international level. Beyond the included WiFi and Bluetooth, with the onboard SIM800H Card, you can connect using calls, SMS, and GSM or GPRS connectivity from anywhere in the world. Hook upa lithium battery and go mobile! You can build a cellular-connected weather station, a real-time GPS tracker for your adventures, or even a remote-controlled robot.

This pint-sized powerhouse is packed with an array of features for tech enthusiasts and Makers of all levels. Let’s have a quick look at some of our favourite features that make the TTGO T-Call board so useful:

• ESP32 at the Core – Nestled at the heart of this powerhouse is the ESP32 microcontroller, an ESPRESSIF-ESP32 240MHz Xtensa® single-/dual-core 32-bit LX6 microprocessor. It's like having a turbocharged engine for your projects, capable of handling even the most demanding tasks with ease.
• GSM/GPRS Awesomeness – This board features the SIM800H Card, which gives your projects wireless communication greatness. While we also stock the SIM800L T-Call V1.4, this SIM800H provides Bluetooth 3.0 and 2G capability. With the SIM Nano Card Slot, you can harness the power of cellular networks for your projects.
• Ample Memory – With 4MB of Flash, 8MB of PSRAM, and 520KB of SRAM, you'll never run out of storage space or processing power for your innovative creations.
• Choose your power source – USB Type-C at 5V/1A or a Li-Po 3.7V Battery with dual power supply support. The JST Connect type (JST PH 2pin 1.25mm) keeps things snug and secure. Plus, USB can even power the battery, providing you with unparalleled flexibility.

And there’s even more. Have a read through the below specifications table or listen to the video at the end of this page to discover more of what the TTGO T-Call board can do! In a nutshell, the TTGO ESP32 T-Call V1.4 Dev Board is your all-access pass to a world of wireless whimsy. It's not just a board; it's a ticket to innovation, communication, and exploration.

Please Note: This TTGO ESP32 T-Call V1.4 WiFi Development Board is the SIM800H (Q336) version of the T-Call V1.4 boards. We also stock the SIM800L T-Call V1.4 for you to choose from. Their main difference is the versions of GSM SIM card module.

Additional Resources:

• Official Espressif Downloads Page for ESP32 related documentation, guidelines and other information.
• The LilyGo T-Call SIM800 Github page is also teaming with resources for your projects.
• If you’re new to ESP32, this great YouTube review from Techiesms of the TTGO T-Call board gives you a great overview of its features and a visual guide on how to get started making cool things with it:

Espressif Systems have their headquarters based in Shanghai Zhangjiang High-Tech Park, which is considered to be “China’s Silicon Valley”, where they produce low-power WiFi and Bluetooth SoC’s and IoT hardware and software.

Their vision is to enhance the world by leveraging modern technologies like IoT and wireless communications to manufacture products that are more versatile, adaptable and eco-friendly, with the aim of reducing the amount of waste and pollution that the world produces each year. So far, they have been able to reduce the consumption of electrical components by hundreds of thousands of resistors, capacitors, inductors, baluns, switches and power management chips, while reducing the amount of Printed Circuits Boards, or PCB’s, by more than 50,000 square meters.

Espressif is quickly becoming the leading manufacturer of IoT and wireless components, modules and devices that cut out the need for cabling and unnecessary electronics, which will not only result in a world that is cleaner and more environmentally sustainable, but also more adaptable and capable of moving towards the future of human technologies.