Listen to Focus Brain Wave online. Focus Brain Wave is an Instrumental language song and is sung by Piano Study Academy, Studying Music and Study Music And Piano Music. Focus Brain Wave, from the album Study Music: Soothing and Calm Piano Music For Studying, Deep Focus, Concentration, ADHD and Background Relaxation, was released in the year 2025. The duration of the song is 3:03. Download Instrumental songs online from JioSaavn.