A
Anonymous
Mar 09, 2026
Rating: 5/5
Clear Sound
The audio codec delivers excellent sound quality for the price point.
Description
ESP32-S3-Korvo-2 V3 XiaoZhi AI Recommended by XiaGe Audio-Video Development Board BLE WiFi Codec
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Processor | Dual-core 32-bit LX7 |
| Flash Memory | 16 MB |
| PSRAM | 8 MB Octal |
| Wi-Fi Protocol | 802.11b/g/n |
| Bluetooth Version | 5.0 LE |
| Audio Codec | ES8311 |
| Microphone Count | 2 Digital Mics |
| USB Interface | USB Type-C OTG |
| Operating Voltage | 3.3V / 5V Input |
| Board Size | 65 x 55 mm |
5 reviews
A
Anonymous
Mar 06, 2026
Rating: 5/5
Great for AI Voice
This board works perfectly for my voice assistant project. The mic quality is clear.
A
Anonymous
Mar 02, 2026
Rating: 5/5
Stable Connection
Wi-Fi and BLE connectivity are very stable. No dropouts during testing.
A
Anonymous
Feb 19, 2026
Rating: 4/5
Good Hardware
Solid build quality. Documentation could be slightly better for beginners.
A
Anonymous
Feb 18, 2026
Rating: 5/5
Easy to Flash
Flashing firmware was straightforward using the USB-C port.
5 FAQ
Q: What is the recommended input voltage?
A: We recommend 5V via USB Type-C. The VIN pin accepts 3.3V to 5V.
Q: Does this come with a protective case?
A: No, this package includes the bare development board only. Cases are sold separately.
Q: Can I connect a camera module?
A: Yes, it supports DVP camera interfaces via available GPIO pins.
Q: Are the microphones analog or digital?
A: The board features 2 digital microphones using the I2S interface.
Q: Is this compatible with Arduino IDE?
A: Yes, this board is fully compatible with Arduino IDE and ESP-IDF.
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