Lound Speaker & High Sound Quality: This sleep sound machine creates a peaceful sleep environment, soothes a crying baby and helps him fall asleep. Loud enough to help you isolate outside noise,barking dogs and city streets allowing you and your family to immerse in a relaxing environment and improve sleep quality. Also protect office privacy. Perfect ideal for home and office.Easy to Use & Memory Function: The design of the sleep machine is compact and elegant.Simple and clear button design suitable for anyone.The white noise machine remembers previously set volume, brightness, track and timer,no need to reset to your previous settings.5 Timers: There are a total of 5 timer light indicators which stand for the sound machine continuously play,1 hour,2 hours, 3 hours and 4 hours. When the automatic shut-off comes close, the sound will gradually fade out and then turn off. The white noise machine won't stop immediately, which may awaken you due to instant volume change.12 Light Colors and 10 Light Levels: The white noise sound machine provides you with 12 light colors, and the soft light creates a relaxing and sleep-friendly atmosphere. Warm light perfect for feeding baby, sleeping, relaxing. Best gift for baby, adult,kids.30 Non Looping Sounds: This white noise machine is specially designed for sleep and noise canceling.Sound machine with brown noise, white noise, pink noise,fan, lullabies, hushing sound, fire, brook,sea wave. The white noise machine is not only for soothing babies to sleep, but also for adults to sleep and release stress.