AI Microphone Noise Reduction Effect Demonstration¶

This demonstration document showcases the noise reduction capabilities of AI microphones in noisy office environments under different parameter settings. Each scenario provides online playback functionality for audio files, allowing you to intuitively experience the sound quality differences under various parameter settings.

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

Effect Description¶

• Delay Time: 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): Play
• Right Channel (Original Audio): Play
• Audio Source File: Download

Effect Comparison¶

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

Effect Description¶

• Delay Time: 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): Play
• Right Channel (Original Audio): Play
• Audio Source File: Download

Effect Comparison¶

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

Effect Description¶

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

Audio Demonstration¶

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

Effect Comparison¶

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

Effect Description¶

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

Audio Demonstration¶

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

Effect Comparison¶

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

Effect Description¶

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

Audio Demonstration¶

• Left Channel (After Noise Reduction): Play

• Audio Source File: Download

Instructions for Use¶

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, with 44.1kHz sampling rate and 320kbps bit rate
4. Effect comparison images show frequency spectrum analysis before and after noise reduction
5. Source file recording tool - Download

Technical Parameter Description¶

• Delay Time: Refers to the time required for audio processing; 11ms is ultra-low latency, 50ms is medium latency
• Noise Reduction Depth: Indicates the intensity of noise reduction; -200dB is deep noise reduction, -50dB is moderate noise reduction
• Reverb Effect: Reverb parameters specially optimized for singing scenarios, providing a natural sense of space

Application Scenario Recommendations¶

1. 11ms -200dB: Suitable for game streaming, 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, live streaming, and other scenarios where preserving some ambient sound is desired
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, voice acting, and other scenarios requiring artistic effect processing