A low continuous calming humming sound to increase concentration and creativity. 

Please follow my Youtube Channel for more sleep sounds:

https://www.youtube.com/channel/UC_0BSwQAjy_n_kpHEbSXrWA

The best way to experience the RainManCJ podcast:

Apple Airpods:

https://amzn.to/3QlGriO

Tapvos E7 Noise Cancelling Headphones:

https://amzn.to/3RGdkbf

Echo Studio:

https://amzn.to/3KJz17X