Conference Speaker and Microphone - EMEET Luna 360° Voice Pickup w/Noise Reduction/Mute/Indicator USB Bluetooth Speakerphone w/Dongle for 8 People Daisy Chain for 16 Compatible with Leading Software Speakers - Newegg.com
GitHub - noisetorch/NoiseTorch: Real-time microphone noise suppression on Linux.
drivers - Microphone - static background noise suppression on Linux - Unix & Linux Stack Exchange
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