The alpha binaural beats are usually listened to with eyes closed. 
Alpha waves have frequency blocks of 5 to 12 Hz.
It is known for decreasing stress and elevating mood. Alpha waves mainly focus on the subconscious mind which becomes a bridge between the conscious and subconscious mind.
 
Benefits Of Alpha Binaural Beats:
 
Reduced Stress
Induced stability and endurance in brain capabilities.
Helpful in meditations.