40 Hz PURE TONE FOR FOCUS AND CLARITY 12H | 40 Hz Frequency for Focus, Mental Clarity and Alertness скачать в хорошем качестве

40 Hz PURE TONE FOR FOCUS AND CLARITY 12H | 40 Hz Frequency for Focus, Mental Clarity and Alertness

40 Hz PURE TONE FOR FOCUS AND MENTAL CLARITY 12H | 40 Hz Frequency for Focus, Mental Clarity and Alertness This video plays a pure and continuous 40 Hz tone for a full 12 hours. There is no music, no rhythm, and no variation — just a single, steady frequency designed for long listening sessions. Many people use continuous tones like this while working, studying, or when they want a clear and alert mental state. A monotone sound can help reduce auditory distractions by creating a stable sound environment. Because the tone does not change, the brain does not need to process variation, which may support focus and mental clarity for some listeners. Video Specs: Frequency: 40 Hz Duration: 12 hours Audio: Single pure tone, uninterrupted No music, no beats, no effects Use headphones or speakers at a comfortable, low volume. Disclaimer: This audio is intended for relaxation and entertainment purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment.