Know-It Environs - Version 3.0 Create dynamic life-like audio environments, by choosing and mixing numerous background sounds and assorted random sounds. Great for blocking those disturbing noises around your office, cubicle, home or apartment. Create great party backgrounds. Enhance dramatic presentations. Take it on the road, for peaceful rest in your hotel room. Use white noise to decrease stress in hospitals, zoos, and other institutions. Helps to sooth fussy babies. Great backup for your favorite music CDs. Increase relaxation and break tension, feel like you're somewhere else!