Two speeds – dual speed motor, unique asymmetrical fan, and acoustic housing create the soothing sound of rushing air, the Marpac Signature Sound, without . Formerly named the SleepMate (or Sleep Mate), the Marpac Dohm is the original white noise machine helping millions fall to sleep since 1962. Formerly named the SleepMate (or Sleep Mate), the Marpac Dohm is the original white noise machine helping millions fall to sleep since 1962. Our collection of sound machines offer white noise solutions for every sleeper. Check out the full range of white noise machines we have available, whether you . Our natural sleep sound machine collection provides the soothing sound of a fan without the unwanted blast of cold air or other irritations. Shop our natural . Give sleep a chance with Marpac’s Tools for Sleep. Soothing sleep sound machines. Premium comfort memory foam mattresses delivered right to your door. 19 ต.ค. 2561 – The Marpac Dohm DS produces more of a low-tech sound than other white-noise machines, and in tests its tone didn’t mask shrill noises as . The Dohm Natural White Noise Sound Machine from Marpac acts as a white noise generator to mask unwanted sounds so you can relax. A white noise machine .