{"product_id":"book-1gjb","title":"40 Hz: 2 Hours of Pure 40 Hz Gamma Frequency for Deep Focus and Extended Mental Engagement","description":"\u003cp\u003e\u003cstrong\u003eEnter a State of Pure Mental Clarity\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis two-hour session centers on a pure 40 Hz gamma tone, crafted for those moments that require deep focus and extended mental engagement. The sound is clean, stable, and deliberately non-rhythmic to help you maintain a steady state of flow throughout your tasks.\u003c\/p\u003e\u003cp\u003eThe signal remains anchored within the stereo field with an exceptionally low noise floor. This creates a focused environment that feels reliable without becoming fatiguing, providing a consistent backdrop that supports your cognitive work over long periods.\u003c\/p\u003e\u003cp\u003eSubtle, slow amplitude movement is integrated to help reduce ear strain while preserving the perception of a continuous tone. Gentle harmonic support at 80 Hz and 120 Hz adds a touch of warmth, offering just enough depth to keep the mind engaged without pulling focus away from the fundamental frequency.\u003c\/p\u003e\u003cp\u003eThis release is a single, uninterrupted two-hour master designed for deep concentration from start to finish.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePress play and allow the steady frequency to clear the path for your best work.\u003c\/strong\u003e\u003c\/p\u003e","brand":"INAudio","offers":[{"title":"Audiobook","offer_id":51225331761456,"sku":"BD1gjb","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/2784\/9264\/files\/1gjb-Square-cover.jpg?v=1774566624","url":"https:\/\/downpour.com\/products\/book-1gjb","provider":"Downpour","version":"1.0","type":"link"}