Sleepy White Noise: Sleepy Noise!

What is white noise and how does it help you?Your brain registers sound even when you are in sleep. Sudden change in frequency of background noise disturbs your sleeping brain. APPLICATION FEATURES*4 colors of noise (white, pink, grey, and brown noise)*10+ high quality soothing static noises for sleep aid*10+ high quality calm static noises for increasing focus*8+ high quality white noises for meditation*15+ static noises for masking distracting noises*25+ LP crackle sounds and tape hiss noises*Frequency control with built-in sound filter (good for masking tinnitus)*Built-in timer with soft fade out