Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Chip Model | ESP32-S3-WROOM-1 |
| Flash Storage | 16MB |
| PSRAM Capacity | 8MB |
| Wireless Protocol | Wi-Fi 2.4GHz & Bluetooth 5 LE |
| Connection Interface | USB Type-C |
| Operating Voltage | 5V DC |
| Board Dimensions | 50 x 25 x 10 mm |
| Net Weight | 15g |
| Development Environment | Arduino IDE, ESP-IDF, PlatformIO |
| Target Application | AI Voice Assistant, IoT Projects |
Anonymous
Apr 03, 2026
Rating: 5/5
Excellent value
Best price I found for an S3 board with this much PSRAM. Highly recommended for voice assistant builds.
Anonymous
Mar 26, 2026
Rating: 5/5
Great hardware specs
16MB flash and 8MB PSRAM is plenty for most voice projects. Wi-Fi range is solid compared to older ESP32 models.
Anonymous
Mar 18, 2026
Rating: 5/5
Perfect for XiaoZhi AI
Works flawlessly with the XiaoZhi AI firmware. Setup was straightforward and the Wi-Fi connection is stable.
Anonymous
Feb 24, 2026
Rating: 5/5
Fast shipping and well packaged
Arrived quickly. The USB-C port makes powering it very convenient without needing a separate programmer.
Anonymous
Feb 22, 2026
Rating: 4/5
Good board, docs could be better
The board itself is high quality. I wish the English documentation was more detailed for beginners getting started with AI.
Q: What is the current consumption?
A: Deep sleep is around 15uA. Active Wi-Fi transmission varies but averages 100mA.
Q: Does it come with a microphone?
A: No, this is the core board only. You will need to connect an I2S microphone separately.
Q: Is this compatible with Arduino IDE?
A: Yes, it is fully compatible with Arduino IDE using the ESP32 board manager.
Q: Can I use this for Home Assistant?
A: Yes, many users integrate this board with Home Assistant via ESPHome.
Q: Is the pinout standard?
A: Please refer to the datasheet. Some pins are reserved for flash, so check before connecting peripherals.
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