Its consistent, smooth sound of rushing air, called "white noise". masks unwanted noises, including the noises of tinnitus.

- tone and volume are easily controlled by rotating the "cap" and "collar" of the case
- distracts the ear from the whistling or hissing of tinnitus, making it easier to concentrate, relax or sleep
- measures 5.75 x 3.25 inches
- power cord is 8 feet long