This is an MP3 recording specially altered to the frequency of 432 Hertz. Normally, modern music is recorded in 440 hertz, which is slightly out of sych with our natural frequency. This can lead to sleep loss, irritability, anger, aggression, mood swings etc. Listening to this 20 minute recording on a regular basis can help to balance your mind, body and spirit. When you purchase the recording you will shortly receive a link to take you to the download.