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）紧密相关的频率，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、学习或在睡前放松，这张专辑营造出一种宁静的氛围，帮助你感到轻松。让自己沉浸在其温柔音调带来的平和感中。温柔而舒适的爵士乐引导你进入深度睡眠，轻柔地释放身心的紧张，带来一个宁静的夜晚。对于那些遭受失眠困扰或寻求高质量睡眠的人来说，这张专辑是理想之选。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.Gentle and comforting jazz that guides you into deep sleep. It softly releases tension from mind and body, promising a peaceful night. This is ideal for those suffering from insomnia or seeking high-quality sleep.