Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Chip Model	ESP32-S3-WROOM-1
Flash Memory	16MB (N16)
PSRAM	8MB (R8)
Wireless Connectivity	Wi-Fi 2.4GHz & Bluetooth 5 (LE)
Interface	USB Type-C
Operating Voltage	3.3V Logic / 5V Input
Dimensions	50mm x 25mm x 10mm
Weight	15g
Software Support	Arduino IDE, ESP-IDF, MicroPython
AI Feature	XiaoZhi AI Conversation System Compatible

5 reviews

Anonymous

Mar 22, 2026

Rating: 5/5

Great for AI projects

The XiaoZhi AI integration works smoothly. Wi-Fi connection is stable and the PSRAM handles data well.

Anonymous

Feb 24, 2026

Rating: 5/5

Good value

Competitive price for the specs. Performance is consistent during long running tests.

Anonymous

Feb 13, 2026

Rating: 5/5

Perfect for prototyping

This board is exactly what I needed for my voice assistant project. The memory specs are accurate.

Anonymous

Jan 19, 2026

Rating: 4/5

Solid hardware

Good build quality. The N16R8 configuration is helpful for larger models. Documentation could be more detailed.

Anonymous

Jan 16, 2026

Rating: 5/5

Easy to start

Plug and play with Arduino IDE. Bluetooth pairing was quick and the USB-C port is convenient.

5 FAQ

Q: Does it support MicroPython?

A: Yes, MicroPython firmware can be flashed easily using esptool.

Q: Is it compatible with Arduino IDE?

A: Yes, fully supported via the ESP32 board manager in Arduino IDE.

Q: Does this come with a microphone?

A: No, this is the mainboard only. You need to connect an I2S microphone separately.

Q: What is the power input range?

A: It accepts 5V via USB-C or the VIN pin for external power supply.

Q: Can I run local LLMs on this?

A: It supports lightweight models due to 8MB PSRAM, but complex LLMs require cloud integration.

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