Features:

• "The Original" sound conditioner first introduced in 1962; now in it's fourth generation design
• Smooth sound of rushing air, a mechanical "white noise" with two speed operation for a greater range of sound
• Provides excellent noise-masking capabilities and a soft comfortable background sound where it might otherwise be too quiet
• Perfect for Baby's room, day care centers, college dorms, apartment living, or any sleep environment where unwanted, disturbing or intrusive noise is a problem
• Made in the USA; UL listed; one year limited warranty
• Relaxation Sound Machine
• Ideal for Restful Slumber
• Made of Plastic

Rating : - sleep machine
We are very happy with this product. It is simple with no fancy sounds, just a nice whirring noise. You can adjust the level and we have never slept better. Great buy! It will last forever.