Espressif ESP32-S3-BOX-3B

Product ID: 5883


This is the ESP32-S3-BOX-3B bare-bones version of ESP32-S3-BOX-3 kit without add-ons. Click here for the standard ESP32-S3-BOX-3 kit edition which comes with more sensors!

With its freely available development resources, ESP32-S3-BOX-3 is the ultimate choice for prototyping new projects or building complex AIoT systems.

Espressif Systems (688018.SH) is excited to announce the latest addition to its lineup of development kits, ESP32-S3-BOX-3. This fully open-source AIoT development kit is based on the powerful ESP32-S3 AI SoC, and is designed to revolutionize the field of traditional development boards. We expect that ESP32-S3-BOX-3 will quickly be established as a next-generation development tool.

ESP32-S3-BOX-3 comes packed with a rich set of add-ons, empowering developers to easily customize and expand this kit's functionality with Espressif's trusted software solutions such as ESP-SR, ESP RainMaker and Matter. Whether you are a professional engineer, maker, hobbyist, educator, or student, ESP32-S3-BOX-3B is your ultimate choice for prototyping new projects or building complex AIoT systems!

Unparalleled Al Capabilities

ESP32-S3-BOX-3 is based on Espressif’s ESP32-S3 Wi-Fi + Bluetooth 5 (LE) SoC, with AI acceleration capabilities. In addition to ESP32-S3’s 512KB SRAM, ESP32-S3-BOX-3 comes with 16MB of Quad flash and 16MB of Octal PSRAM.

ESP32-S3-BOX-3 runs Espressif’s own speech-recognition framework, ESP-SR, which provides users with an offline AI voice assistant. It features far-field voice interaction, continuous recognition, wake-up interruption, and the ability to recognize over 200 customizable command words. BOX-3 can also be transformed into an online AI chatbot using advanced AIGC development platforms, such as OpenAI. Read this blog, and discover the potential of combining ChatGPT with BOX-3, which can revolutionize the way we interact with IoT devices. You can also check out the relevant ChatGPT demo here.

Powered by the high-performance ESP32-S3 SoC, BOX-3 provides developers with an out-of-the-box solution to creating Edge AI and HMI applications. The advanced features and capabilities of BOX-3 make it an ideal choice for those in the IIoT industry who want to embrace Industry 4.0 and transform traditional factory-operating systems.

Kit Includes:

  • ESP32-S3-BOX-3, a main unit that can work on its own
  • ESP32-S3-BOX-3-DOCK, a functional accessory serving as a stand for the main box
  • USB-C Power Cable
  • RGB LED module and Dupont wires for testing

Multiple Components for Flexible Extensibility

The ESP32-S3-BOX-3 is equipped with a 2.4-inch (320 x 240) SPI touchscreen, two digital microphones, a speaker, a Type-C port, and a high-density PCIe connector which allows for hardware extensibility.

ESP32-S3-BOX-3 comes with a comprehensive set of documentation, examples, and development resources, making it easy to start and progress with it quickly.

  • Use Espressif’s online firmware flashing platform ESP Launchpad for fast performance with a single click.
  • With the LVGL graphics library and SquareLine Studio's intuitive drag-and-drop interface, users can quickly implement GUI development. See the LVGL demo. It also supports Embedded Wizard.
  • Implement private Cloud-based remote control and phone control via ESP RainMaker.
  • Remotely monitor and debug your devices via the ESP Insights dashboard.
  • Build Matter-over-Wi-Fi/Thread end-devices, Thread border routers, Matter gateways with the ESP Matter Solution.
  • Use the IDF Component Manager to easily integrate any BOX-related components into your projects.

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Technical Details

ESP-BOX Open-Source Content Includes:

Please note: To ensure the proper functioning of the microphone, please remove the screen protector before using any applications that require the microphone, such as voice recognition or recording.

For product support and replacement parts for Espressif Systems products, please submit issue tickets at GitHub Issues or forum for help. Don't forget to visit for the latest and greatest in ESP32 news, software, and gossip!

RoHS 2 2011 65 EU Compliant
RoHS 2 2015 863 EU Compliant