This is the device that produces a soothing white noise sound that helps block distracting noise. Ideal for corporate offices, doctor’s offices, a baby’s room, and more, the sound machine masks noise from ticking clocks, traffic, or coworkers, creating an environment that is more conducive to concentration, relaxation, or sleep. Its longevity has been lauded by several customers, who have commented “This is THE best sound machine on the market!” and “Still the best sound machine after 20 years!” The compact device sets up unobtrusively on a desktop or nightstand and its volume, tone, and dual speeds are adjustable. Plugs into AC. 3 1/2" H x 6 1/2" Diam. (1 1/2 lbs.)