The schematic-configured breadboard, comes with integrated analog and digital functions, variable power supply, and Arduino capability.

The hardware itself is pretty straightforward. There is an Arduino Nano to run the speech recognition algorithm and a MAX9814 microphone amplifier to capture the voice commands.

Have you ever wanted to build your own Arduino from scratch? [Pratik Makwana] shares the entire process of designing, building and flashing an Arduino Nano clone. This is not an entry-level project… ...

According to Arduino, the Nano ESP32 brings plug-and-play IoT deployments to advanced enterprise use cases and hobbyist engineers. The Nano ESP32 18×45-mm development board is available to order today ...

Arduino Maker Nano RP2040 “Slightly shorter than a Pico, this board has 30 pre-soldered pins, all helpfully labelled on the silkscreen.