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Home / Development Boards & Control Boards / ESP32 S3 WROOM-1-N16R8S3 Mini Development Board WiFi Bluetooth XiaoZhi AI Artificial Intelligence
Development Boards & Control Boards

Attributes

Brand -
Category Electronic Components / Maker DIY / Development Boards & Control Boards
Origin -
Processor Dual-core Xtensa LX7
Clock Speed Up to 240 MHz
Flash Memory 16 MB
PSRAM 8 MB Octal
Wi-Fi 802.11 b/g/n 2.4 GHz
Bluetooth Bluetooth 5.0 LE
USB Interface USB OTG Full Speed
GPIO Count 45 Programmable Pins
Operating Voltage 3.3V Logic
AI Features Vector Instructions for AI

5 reviews

A

Anonymous

Mar 14, 2026

Rating: 4/5

Solid connectivity

Bluetooth LE is stable. Wish it had a battery connector built-in but otherwise great.

A

Anonymous

Jan 29, 2026

Rating: 5/5

Best ESP32 variant yet

USB OTG is a game changer. Compiles fast and runs stable for weeks.

A

Anonymous

Jan 29, 2026

Rating: 4/5

Great board, tricky pins

Powerful chip and good WiFi range. Some GPIO pins are strapping pins so be careful during boot.

A

Anonymous

Jan 24, 2026

Rating: 5/5

Perfect for MicroPython

Loaded CircuitPython instantly. The extra PSRAM allows for larger scripts.

A

Anonymous

Jan 21, 2026

Rating: 5/5

Excellent for Edge AI

The N16R8 configuration handles my voice processing project without lag. Very happy with the performance.

5 FAQ

Q: Can I power this with 5V?

A: Yes, you can supply 5V via the USB port or the 5V pin, regulated internally to 3.3V.

Q: Does it work with ESP-IDF?

A: Yes, the ESP32-S3 is fully supported by the official ESP-IDF framework.

Q: Does this support Arduino IDE?

A: Yes, it is fully compatible with the Arduino IDE using the ESP32 board package.

Q: What version of Bluetooth is supported?

A: This board supports Bluetooth 5.0 and Bluetooth Low Energy (BLE).

Q: Is the PSRAM usable for audio buffers?

A: Absolutely, the 8MB PSRAM is ideal for audio buffering and AI model storage.

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