I relax best Binaural Beats

The binaural beat,
By listening to the sound of different frequencies from the left and right ear,
Relax, fatigue, etc., it is a variety of sound effects can be obtained.
To highly effective music healing, it is a mix of binaural beat in response to each of the effect with exquisite volume.
In a quiet place, if possible, we recommend that you become a you hear about 30 minutes.