We got a Dohm when my son was born. They generate the noise mechanically and are super soothing: https://www.amazon.com/Marpac-Classic-White-Noise-Machine/dp/

We got a Dohm when my son was born. They generate the noise mechanically and are super soothing: https://www.amazon.com/Marpac-Classic-White-Noise-Machine/dp/B00HD0ELFK https://www.amazon.com/Marpac-Classic-White-Noise-Machine/dp... Realized after we got it that it's what many of our massage therapists have used over the years in their offices. My son's is 8 years old and going strong, used every night for peaceful sleep :)