Listen to 30Hz Mind Sharpening Study Frequencies online. 30Hz Mind Sharpening Study Frequencies is an Unknown language song and is sung by Focus Music, Binaural Study Deep Focus Frequency and Binaural Beats Catalogue. 30Hz Mind Sharpening Study Frequencies, from the album 30Hz Binaural Focus Music: Deep Study and Concentration Frequencies for Exam Success and Productivity, was released in the year 2024. The duration of the song is 4:00. Download Unknown songs online from JioSaavn.