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Build your own AI chatbot on a breadboard with this DIY starter kit based on the ESP32-S3. Featuring a MEMS microphone for voice input, a digital amplifier w...

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Build your own AI chatbot on a breadboard with this DIY starter kit based on the ESP32-S3. Featuring a MEMS microphone for voice input, a digital amplifier with speaker for audio output, and a 1.54" display, the kit provides everything you need to prototype a voice-interactive AI assistant — no soldering required.

All components plug directly into the included breadboard, making it an accessible hands-on introduction to AI voice recognition, speech synthesis, and embedded systems. Reserved GPIO and I²C interfaces allow you to expand the project with additional sensors and modules.

Key Features

  • No Soldering Required – All components plug into a breadboard for quick assembly
  • ESP32-S3-DevKitC-1 – Dual-core processor with Wi-Fi and Bluetooth for AI cloud connectivity
  • MEMS Microphone (INMP441) – Digital microphone with noise reduction for voice input
  • Digital Amplifier (MAX98357A) – Clear audio playback through the included cavity speaker
  • 1.54" Display Screen – Visual feedback for chatbot interactions
  • Expandable Design – Reserved GPIO and I²C interfaces for adding sensors and modules

Ideal For

  • Learning AI voice recognition and speech synthesis
  • Prototyping voice-controlled assistants and chatbots
  • ESP32-S3 development and experimentation
  • STEM education and maker workshops
  • Exploring DeepSeek and other AI APIs

Package Contents

  • 1× ESP32-S3-DevKitC-1 Development Board
  • 1× INMP441 MEMS Digital Microphone
  • 1× MAX98357A Digital Amplifier
  • 1× Cavity Speaker
  • 1× 1.54" Display Screen
  • 1× Breadboard
  • Jumper wires and accessories

Resources

Jargon buster

Plain-language definitions for the technical terms used above.

ESP32
ESP32 is a family of microcontroller modules with built-in wireless features such as Bluetooth and WiFi. Knowing this product uses an ESP32-based module helps explain how it provides wireless serial communication and firmware update features.
GPIO
General-purpose input/output pins are microcontroller pins you can set in software to read signals, switch devices on and off, or connect to peripherals. The number of GPIO pins matters because it limits how many buttons, LEDs, sensors, and other parts you can wire directly to the board.
MEMS microphone
A tiny microphone made using micro-electromechanical systems, the same style of miniature manufacturing used in many phone sensors. It lets the board detect sound without needing an external microphone, which is useful for noise-reactive projects and simple audio input.
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