400Hz pure sine frequency tone (10 min) royalty free healing sound for therapy or meditation video, relaxation vlog, and commercial business use. The 400 Hz sounds are typically used for clarity, energetic alignment, and enhancing focus, often appearing in practices that aim to stimulate mental balance or uplift the listener's awareness. A clean, steady 10-minute 400 Hz sine tone often used in mindfulness and focus routines, ideal for YouTubers, podcasters, and wellness brands layering a simple frequency soundtrack under guided breathwork, study sessions, sound design calibration, and meditation timers without making medical promises. Learn more about healing frequencies and their benefits.

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