🔊 Powered by XMOS XU316 AI Sound & Audio Chipset, this dev board is a powerhouse for audio processing 🎧. 🎙️ Equipped with a dual microphone array, it's perfect for speech recognition 🗣️ and voice control 🤖.
🧠 Featuring advanced onboard NLU algorithms, the XU316 delivers:
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🚫 Interference cancellation
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🔁 Echo cancellation
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🔇 Noise suppression
🔌 Supports both I2S and USB connections, and is fully compatible with:
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🧩 Seeed Studio XIAO ESP32S3 (Sense)
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🐍 Adafruit QT Py
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🍓 Raspberry Pi
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💻 PC
Features
🎙️ Dual Microphone Array for Far-Field Voice Capture Capture clear voice input from up to 3 meters away—even in noisy environments! The two high-performance digital mics work together to cancel point noise and isolate speech with precision.
🧠 Advanced Onboard Audio Algorithms Powered by the XMOS XU-316 AI Sound & Audio Chip, this board features built-in Natural Language Understanding (NLU) algorithms for:
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🚫 Interference Cancellation (IC)
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🔁 Acoustic Echo Cancellation
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🔇 Noise Suppression
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📊 Voice-to-Noise Ratio (VNR)
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📈 Automatic Gain Control (AGC) All designed to deliver crisp, high-quality voice capture.
💻 Open Source & Hardware Compatibility Seamlessly integrates with:
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🧩 XIAO ESP32S3 (Sense)
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🐍 Adafruit QT Py via I2S
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🍓 Raspberry Pi & 💻 PC via USB Audio Class 2.0 (UAC2)
🌈 Onboard RGB LED Includes a programmable WS2812 RGB LED—perfect for custom lighting effects and visual feedback in your applications.
🔌 Flexible Power Options Supports external 5V power supply, making it adaptable for diverse deployment scenarios.
🛠️ DFU for Custom Firmware Development Ready for developers: update firmware via DFU-Util for tailored functionality and rapid iteration.
| Core Chip | XMOS XU316 |
| Digital Microphones | High-performance digital microphones * 2 |
| Sensitivity | -26 dBFS |
| Acoustic Overload Point | 120 dBL |
| SNR | 64 dBA |
| P ower Supply | USB 5V, external 5V |
| Dimensions | 35*86 mm |
| Audio Output | Speaker Connector / 3.5mm Headphone jack |
| Maximum Sampling Rate | 16Khz |
| Speaker | Supports 5W amplifier speakers. |
| 1 | Dual Microphone Array | Provides high-quality audio input. |
| 2 | Power Indicator Light | Illuminates when powered on. |
| 3 | RGB Light | Programmable WS2812, provides visual interface |
| 4 | Mute Indicator Light | Lights up red when the mute button is pressed. |
| 5 | USR Button | User-defined button. |
| 6 | Mute Button | Mutes audio input when pressed. |
| 7 | XIAO ESP32S3 (optional) | For further development and integration. |
| 8 | XU316 Core Processor | Responsible for audio processing and transmission. |
| 9 | External Power Supply Solder Pad | Supports external 5V power supply. |
| 10 | USB Type-C Port | Used for power and data transmission. |
| 11 | Speaker Connector | For audio output. Supports 5W amplifier speakers. |
| 12 | 3.5mm Headphone jack | Output audio, We can plug active speakers or Headphones into this port. |
| 13 | External power pad 1 | Unused IO pins on the XIAO ESP32. |
| 14 | External power pad 2 | Unused IO pins on the XU316. |
| 15 | JTAG | For debugging and programming the XU316. |
- Far-Field Voice Control
- Offline Voice Processing
- Local Command Processing
- Custom Wake-Up Words
- Low Power Voice Offload
- Industrial Voice Control
- Voice Recognition and Control for Home Assistant, Google Assistant, Amazon Alexa and more