Hotfrog Singapore provides information regarding Earthzense in Singapore. Earthzense is located at 14 Robinson Road 13-00 Far East Finance Building, Singapore 048545 and provides Stress services. Contact them on 53004653 or by visiting them on their website http://www.earthzense.com/brainwave-entrainment.html.
If you truly want to reap the full benefits of brainwave entrainment, you only need look to these two: Brain Evolution System and Holosync. The former is presently the better in technology