Waveshare ESP32-S3 SIM7670G LTE 4G Development Board

Looking for Esp32 Board? Waveshare ESP32-S3 SIM7670G LTE 4G Development Board is available at Zbotic with fast shipping across India.

The ESP32-S3-SIM7670G-4G is a multi-functional and high-performance microcontroller development board designed by Waveshare, build-in SIM7670G 4G communication module, onboard OV series camera interface, TF card slot, RGB colorful LED, 18650 battery holder (18650 battery is NOT included), battery voltage measurement IC, solar panel charging interface, and other peripherals. Adopts the ESP32-S3R2 chip, which integrates low-power WiFi and BLE 5.0, onboard external 16MB Flash and 2MB PSRAM, built-in hardware encryption accelerator, random number generator, HMAC, and digital signature module to meet the security requirements of the IoT. Equipped with SIM7670G Cat-1 4G communication module to achieve mobile network connection and meet the low-power requirements of IoT, mobile devices, outdoor monitoring, smart home, and other applications.

Features:

1. Adopts ESP32-S3R2 chip with high-performance Xtensa® 32-bit LX7 dual-core processor, capable of running at 240 MHz.
2. Built in 512KB SRAM, 384KB ROM, 2MB of PSRAM, and 16MB Flash memory.
3. Integrated 2.4GHz Wi-Fi and Bluetooth LE dual-mode wireless communication, featuring superior RF performance.
4. Equipped with the SIM7670G cellular module, supports 4G Cat-1 networking, GNSS positioning and other functions.
5. Onboard USB switching IC and DIP switch for switching to use the USB interface of SIM7670G, suitable for connecting with PC for dial-up internet or debugging of SIM7670G module.
6. Onboard lithium battery charging, solar charging, power management, battery capacity measurement, and related protection circuits, supports USB and solar charging with real-time battery capacity measurement.
7. Onboard 18650 battery holder (18650 battery is NOT included), adapting VBAT pin header for connecting to external 3.7V lithium battery, with anti-reverse protection.
8. Rich peripheral interfaces such as camera interface, TF card slot, USB port, 38PIN header, etc., easy to expand and achieve various functions.
9. Onboard multiple DIP switches for camera on/off, switching USB channels to avoid interface conflict, and setting power on/off for some circuits to reduce power consumption.
10. Comes with GNSS high-precision ceramic antenna, OV2640 camera, acrylic case, etc., easy to develop various applications.
11. Comes with online development resources and manual (including tutorials, demos for 4G portable WiFi and other IoT examples).

Specification:

Package Includes:

1. 1 x ESP32-S3-SIM7670G-4G
2. 1 x Transparent acrylic case and screws pack
3. 1 x GNSS ceramic antenna
4. 1 x OV2640 camera
5. 1 x 2P screw terminal
6. 1 x 40PIN yellow straight pin header
7. 1 x USB Type-A to Type-C cable 1m
8. 1 x FPC antenna
9. 1 x Screwdriver
10. 1 x Double-side tape (4PCS)

Waveshare ESP32-S3 SIM7670G LTE 4G Development Board Overview

The Waveshare ESP32-S3 SIM7670G LTE 4G Development Board integrates an ESP32-S3R2 microcontroller with a built-in SIM7670G 4G LTE module and multi-GNSS receiver. It’s ideal for building secure, battery-powered IoT devices with high-speed cellular connectivity, extended flash/PSRAM, camera support, and flexible power options.

Key Features of Waveshare ESP32-S3 SIM7670G LTE 4G Development Board

• ESP32-S3R2 chip with dual-core Xtensa, low-power WiFi and BLE 5.0 plus hardware encryption accelerator, RNG, HMAC, and digital signature.
• Built-in SIM7670G module supporting LTE-FDD (B1, B2, B3, B4, B5, B7, B8, B12, B13, B18, B19, B20, B25, B26, B28, B66) and LTE-TDD (B34, B38, B39, B40, B41).
• Multi-GNSS support (GPS, BeiDou, GLONASS, Galileo) for precise positioning and tracking applications.
• Onboard OV series camera interface and TF card slot for image capture and data logging.
• 18650 lithium battery holder (battery not included), solar panel charging interface, battery voltage measurement IC, plus USB/5V pin header power input.
• 16 MB external Flash and 2 MB PSRAM for large program storage and data buffering; programmable RGB LED for status indication.
• Logic level 3.3 V with USB-type C and pin-header programming ports; genuine product with fast shipping from Zbotic.

Applications and Use Cases

• Remote environmental monitoring stations with solar-assisted power and cellular uplink.
• Vehicle and asset tracking using LTE and multi-GNSS for real-time location data.
• Industrial IoT gateways collecting sensor data and pushing to cloud over 4G.
• Smart agriculture nodes with camera snapshots and soil sensor logging to TF card.
• Portable telemetry devices powered by 18650 battery for field testing or research.
• Security prototypes with camera interface and MQTT over LTE for alerts.

How to Use Waveshare ESP32-S3 SIM7670G LTE 4G Development Board

To get started, insert a compatible 4G SIM card into the SIM7670G slot, mount an 18650 battery or connect a USB-C cable for power, and install the board driver. Use ESP-IDF or Arduino IDE to upload firmware via the USB port, configure APN settings for cellular connectivity, and attach peripherals such as an OV camera or TF card for data storage.

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

Which LTE bands are supported by this board?

The SIM7670G module on this development board supports LTE-FDD bands B1, B2, B3, B4, B5, B7, B8, B12, B13, B18, B19, B20, B25, B26, B28, B66 and LTE-TDD bands B34, B38, B39, B40, B41 for broad carrier compatibility in India.

How can I power the board with solar energy?

Connect a 5 V solar panel to the solar panel charging interface and install an 18650 battery in the holder. The onboard battery voltage measurement IC manages charging and power regulation between the solar input and VBAT pins.

What development environments are compatible?

You can program the board using Espressif’s ESP-IDF or Arduino IDE over the USB-C port. Install the appropriate USB driver, select the ESP32-S3 target, and upload sketches or applications directly to the microcontroller.

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