Sharp Focus - 18Hz Beta Binaural Beats for Study & Deep Concentration (3 Hours)

Real 18Hz beta binaural beats layered with a soft ambient pad, for study, work and deep concentration sessions. Left ear 191Hz, right ear 209Hz -- an exact 18Hz difference, verified by synthesis, sitting in the beta brainwave range associated with alert, focused attention. Headphones required for the binaural effect to work. 3 hours long, loops seamlessly if you let it keep playing. #betawaves #binauralbeats #focusmusic #studymusic #concentrationmusic