There are many companies around the world creating CDs with such technology.
We use brainwave technology in our Mind Machines, Genius CD, etc.
I want you to know what others in the world are doing ... I want to inform and education you ... so you know what is going on in the world and then if you decide to order our products, great, and if you decide to order some other product, that is great too. I say so because I don't really care whether you purchase our product, but what I do care about is you find what is right for you and do it, so you get success.
Below is one such brainwave technology in USA by Greg Frost, whose description of the technology follows in their own words:
It is scientifically proven that these special type of audios can be used to influence your brain into specific 'states'. For example they can be used to...
However, scientific research has revealed that many dynamic thought leaders, scholars and the most intelligent people share similar brainwave frequencies and display distinct peak brain states while engaged in mental tasks.
NOTE: We are not responsible for the machines NOT PURCHASED through US. Kindly don't report any claim or problem regarding them to us.
FRANCHISEE: RAJ BAPNA'S MIND MACHINE
MIND POWER INSTITUTE