Features: 64 rich and immersive, non-repeating sound environments for better sleep, relaxation, and sound masking
Adaptive Sound listens to and responds to your environment by instantly adjusting audio volume
The optional sleep timer gently reduces the volume after 30, 60, 90, or 120 minutes to allow you to drift off to sleep
Front panel lighting automatically dims for distraction-free rest
Dual USB power ports, audio input, and a headphone jack for charging, listening to your own music, or private relaxation