Hellow guys, Welcome to my website, and you are watching Study Aid 1.0 Theta/Alpha - Brain Entrainment With Isochronic Tones (1 Hr Duration). and this vIdeo is uploaded by The Brainwave Hub - Sleep, Focus, Mindfulness at 2011-10-05T15:20:24-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.