AI Microphone Noise Reduction Effect Demonstration¶

This demonstration document showcases the noise reduction effects of the AI microphone under different parameter settings in a noisy office environment. Each scenario provides online audio file playback functionality, allowing you to intuitively experience the audio quality differences under various parameter settings.

1. 11ms -200dB AI Noise Reduction Effect¶

Effect Description¶

• Latency: 11 milliseconds
• Noise Reduction Depth: -200dB
• Characteristics: Ultra-low latency, deep noise reduction, suitable for scenarios requiring high real-time performance

Audio Demonstration¶

• Left Channel (After Noise Reduction):
  
• Right Channel (Original Audio):
  
• Source Audio File: Click to Download

Effect Comparison Chart¶

2. 50ms -200dB AI Noise Reduction Effect¶

Effect Description¶

• Latency: 50 milliseconds
• Noise Reduction Depth: -200dB
• Characteristics: Medium latency, deep noise reduction, suitable for scenarios requiring high audio quality

Audio Demonstration¶

• Left Channel (After Noise Reduction)
  
• Right Channel (Original Audio)
  
• Source Audio File (Left and Right Channel Comparison): Click to Download

Effect Comparison Chart¶

3. 11ms -50dB AI Noise Reduction Effect¶

Effect Description¶

• Latency: 11 milliseconds
• Noise Reduction Depth: -50dB
• Characteristics: Ultra-low latency, moderate noise reduction, preserves more ambient sound

Audio Demonstration¶

• Left Channel (After Noise Reduction)
  
• Right Channel (Original Audio):
  
• Source Audio File (Left and Right Channel Comparison): Click to Download

Effect Comparison Chart¶

4. 50ms -50dB AI Noise Reduction Effect¶

Effect Description¶

• Latency: 50 milliseconds
• Noise Reduction Depth: -50dB
• Characteristics: Medium latency, moderate noise reduction, balanced audio quality and noise reduction effect

Audio Demonstration¶

• Left Channel (After Noise Reduction)
  
• Right Channel (Original Audio)
  
• Source Audio File (Left and Right Channel Comparison): Click to Download

Effect Comparison Chart¶

5. 11ms -50dB AI Noise Reduction + Reverb Singing Effect¶

Effect Description¶

• Latency: 11 milliseconds
• Noise Reduction Depth: -50dB
• Characteristics: Ultra-low latency, moderate noise reduction, reverb effect added, suitable for singing scenarios

Audio Demonstration¶

• Left Channel (After Noise Reduction)
  

• Source Audio File (Left and Right Channel Comparison): Click to Download

Usage Instructions¶

1. All audio files support online playback
2. Headphones or professional audio equipment are recommended for optimal listening experience
3. Audio file format is WAV, sample rate 44.1kHz, bit rate 320kbps
4. Effect comparison charts show spectral analysis before and after noise reduction
5. Source File Recording Tool - Click to Download

Technical Parameter Description¶

• Latency: Time required for audio processing. 11ms is ultra-low latency, 50ms is medium latency
• Noise Reduction Depth: Intensity of noise reduction. -200dB is deep noise reduction, -50dB is moderate noise reduction
• Reverb Effect: Reverb parameters specially optimized for singing scenarios, providing natural spatial ambience

MIC V2 EVB Current Test¶

Application Scenario Recommendations¶

1. 11ms -200dB: Suitable for gaming live streams, video conferences, and other scenarios requiring high real-time performance
2. 50ms -200dB: Suitable for professional recording, music production, and other scenarios requiring high audio quality
3. 11ms -50dB: Suitable for daily calls, online live streaming, and other scenarios requiring preservation of some ambient sound
4. 50ms -50dB: Suitable for podcast recording, audiobooks, and other scenarios requiring balanced audio quality and noise reduction
5. 11ms -50dB + Reverb: Suitable for singing, voiceover work, and other scenarios requiring artistic effect processing

Inquiries and Feedback¶