This Mask‑mounted Bluetooth Wireless Loudspeaker Communication System adopts a magnetic‑attached Bluetooth wireless microphone for easy installation, with fast NFC pairing. Equipped with AI & DSP anti‑howling and 5‑layer noise‑reduction algorithms including physical isolation, AI noise reduction and dual‑mic DSP noise reduction, it delivers clear voice communication even with breathing mask worn and supports loudspeaker talkback.