Professional Digital Conference Audio Processor
This professional audio processor is designed for digital conference systems, delivering superior sound quality and advanced processing to ensure smooth and feedback-free meetings. It supports intelligent mixing, solving howling issues when multiple microphones are active, and provides automatic gain control, feedback suppression, and seamless camera tracking integration.
Key Features
1. Intelligent Mixing & Voice Detection
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Supports 16 wired + 8 wireless conference units active simultaneously
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Real-time dB level detection for each conference unit
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Automatic microphone state switching (speaking/silent)
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Camera linkage: automatically tracks active speaker or switches to panoramic view
2. Unified Software Integration
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Software is fully integrated with the digital conference host software
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Allows centralized configuration and control of:
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Conference host
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Microphone processor
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Feedback suppressor
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Intelligent mixer
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Digital audio processor
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Professional amplifier
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Modules are displayed as tabs for quick access and management
3. Comprehensive I/O & Indicators
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Rear Panel:
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4 × RJ45 network ports
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1 × RS-485, 2 × RS-232
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1 × Type-C interface
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1 × XLR output, 2 × RCA outputs
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1 × DIP switch, 1 × boat power switch
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Front Panel:
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AFC capacitive touch switch
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4 status indicators (AFC status, audio signal, processor status, power)
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4. Network Audio Processing
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Transmits and receives conference audio via network cable – no analog wiring required
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Provides:
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Automatic Gain Control (AGC)
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Automatic Mixing
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AFC Feedback Suppression (24 programmable notch filters)
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31-Band Graphic EQ
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5. Advanced Feedback Suppression
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Combines frequency shift + notch filter method
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24 programmable notch points with dynamic/static allocation
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Automatic/manual switching
6. Camera Tracking Integration
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Built-in 64 microphone preset positions
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RS-485/RS-232 camera control with support for large conference rooms
7. Voice Transcription Interface
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Dedicated RS-232 port for connecting to voice transcription servers
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Enables real-time speech-to-text for conference documentation
8. Dual Network Connectivity
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2× network ports for wireless AP connection and communication with conference host
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Network protocol-based audio data transmission
9. Automatic Mixing Modes
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Gain-sharing automatic mixing
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Threshold-based automatic mixing
10. Automatic Gain Control
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Maintains consistent microphone volume within optimal dynamic range
11. Microphone Voice-Activated Tracking
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Configurable threshold to trigger camera tracking based on microphone input
12. Output & EQ Control
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31-band graphic EQ for precise output tuning
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1 × balanced XLR output + 1 × unbalanced RCA output
13. Expansion Ready
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EXTENSION interface for connection to digital conference host extension port
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