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Key Features
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60° directional pickup beam for focused voice capture
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Quad-core Cortex-A35 CPU, up to 1.3GHz
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Integrated iFLYTEK speech algorithm suite:
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Sound direction detection and beamforming
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Noise suppression and echo cancellation
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High-fidelity far-field audio enhancement
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Multiple interfaces: I²S, TTL UART, Speaker, and Microphone I/O
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Supports 4- or 6-microphone array configurations
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Optimized for intelligent voice and human–machine interaction systems
Technical Specifications
| Item | Description |
|---|---|
| CPU | Quad-core Cortex-A35, up to 1.3GHz |
| Pickup Angle | 60° directional beamforming |
| Power Input | DC 12V / 3A (DC5.5–2.1 or PH2.0–2P) |
| Serial Port (TTL) | TTL 3.3V, baud rate 115200 (PH2.0–3P) |
| I²S Interface | Digital audio output (PH2.0–4P) |
| Speaker Output | 10W / 4Ω (PH2.0–4P) |
| Amplifier / AEC Reference Input | For echo cancellation feedback signal |
| Microphone Output | Processed microphone signal |
| Microphone Array Interface | Supports 4 or 6 microphones |
| ADB Interface | Micro USB |
| Operating Voltage Range | 9.0V – 14.0V |
| IO Voltage Range | Input: 0–3.3V / Output: 0–3.3V |
| Operating Current | 200–3000 mA @12V |
| Initialization Time | Approx. 60 seconds |
| Operating Temperature | –10°C to +75°C |
| Storage Temperature | –20°C to +80°C |
Typical Applications
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AI human–machine interaction terminals
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Smart voice assistant and digital human systems
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Far-field voice recognition modules
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Smart conferencing and acoustic localization
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Service robots and educational devices
