这张背景音乐专辑特别调谐至417Hz。417Hz是一种与自然节奏（如人类心跳和呼吸）紧密相连的频率，提供一种舒缓而温柔的声音体验。它有助于释放肌肉紧张，平衡自主神经系统，减轻压力，改善睡眠质量，并支持持续的专注和集中。非常适合工作、学习或睡前放松，这张专辑营造出一种宁静的氛围，帮助你感到轻松。爵士旋律与雨水敲打窗户的声音交融在一起，加深了思考，鼓励安静的专注。这是一张非常适合创作工作或自我反思时刻的专辑。This BGM album is specially tuned to 417Hz. 417Hz is a frequency said to be closely aligned with natural rhythms such as human heartbeat and breathing, offering a soothing and gentle sound experience. It is known to help release muscle tension, balance the autonomic nervous system, reduce stress, improve sleep quality, and support sustained focus and concentration. Perfect for work, study, or winding down before sleep, this album brings a calming atmosphere that helps you feel at ease. Let yourself be embraced by a sense of peace through its gentle tones.Jazz melodies that deepen contemplation, merging with the sound of rain hitting the window. It accompanies an introspective mood and encourages quiet concentration. This is a perfect album for creative work or for moments of self-reflection.