Research shows that we single out repetitive sounds. White noise masks disruptive sounds. The Marpac Sound Screen 980A masks disruptive sounds by creating a series of non-repetitive wave sound frequencies.

The REM-Dreamer uses infrared sensors to detect when you are in REM (dreaming) sleep. At that point the REM-Dreamer gives you sound and light cues (beeps and flashing lights) to remind you that you are dreaming. Thus, external world stimuli are transferred to the world of your dreams, and it becomes easy to achieve lucidity.

Enjoy the Surf meeting  the beach sand , gentle rain with the rhythm of a  thunderstorm, or the steady, constant background of "White" sound or noise. The Marsona Sound Conditioner assists with sleep by masking unwanted external noises and well providing an external distraction for Tinnitus sufferers. White noise has the knack of having other noises disappear into it, like the sound of distant traffic, ocean rumbling or the wind, this indisctinct sound swallows up all sorts of intrusive noises even the one's in one's own head like tinnitus can be helped.