價格：免費
檔案大小：18.5 MB
版本需求：需要 iOS 10.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Entrain your brainwaves with a 30Hz binaural beat. 30Hz is the ideal frequency to promote higher level thinking. Mix the binaural beat with a natural, soothing ASMR sound such as the rain, ocean waves and countryside, among others.
支援平台：iPhone, iPad