out any noise and enriching a nights sleep. It has a variety of sound selections(more than most white noise machines) and it is so compact and lightweight it takes up little room on your nightstand. Beyond satisfied. Creates perfect sounds. I use it in my skin care business and I am able to drown out noises from the neighboring rooms. My clients all love it. It is ok to play on its own or with other music from another source. It really makes a difference for my clients. I highly recommend this sound soother. So far So good. I purchased 3 of these machines. Two of them will be Christmas gifts. The other is for myself. I just opened the package today and ran through the manual and all the sounds. Allot of the sounds are water related. I dont think I will be listening to the Foghorn or the Traffic one, but many of the others out of 20 sounds will work for me. I do like the size. Very slim line and very light. Attractive design. Sleep next to the ocean when youre not! There are 20 different sounds - e. g. aviary, northwoods, surfs up - also, unusual sounds like steam engine, fog horns, city, and heart beat - which might be good if youre a E. A. Poe fan or a baby. The volume settings are easily controlled. No doubt the recordings are on a loop of some kind, but are not noticable. I havent set