Creates white noise for a soothing consistent sound conditioned environment</br>Adjust volume tone and pitch to suit you and your surroundings Dohm DS sleep conditioner dual speed model has two speed settings for maximum customization</br>Great for doctors therapists offices noisy work environments apartments dorm rooms and more</br>Operates on normal household current with no batteries required</br>Bonus eye mask included</br></br>Product Description</br></br>You will receive (1) Marpac Dohm DS Dual Speed Electro-Mechanical White Noise Machine / Sound Machine for Sleeping at Home & Travel. <br><br> <b>About Marpac Dohm DS White Noise Sleep Sound Machine?? Dual-Speed (the Original Sound Conditioner):</b> <br> This white noise sound machine effectively masks unwanted noises and creates a sense of calm?? making it easier to concentrate?? relax and/or sleep. Recommended for restless sleepers?? shift workers?? infants?? children?? students?? apartment dwellers?? and many others. "nal" sound conditioner first introduced in 1962; now in its 4th generation design <br><br> SleepMate Sound Machine and Sleep Conditioner: <ul> <li>Smooth sound of rushing air?? a mechanical "hite noise" with two speed operation for a greater range of sound  <li>Provides excellent noise-masking capabilities and a soft comfortable background sound where it might otherwise be too quiet  <li>Perfect for baby nurseries?? day care centers?? college dorms?? apartmentsor any sleep environment where unwanted?? disturbing or intrusive noise is a problem  <li>Made of durable plastic  <li>Suitable for home?? office or travel  <li>Made in the USA; UL listed; one year limited warranty  <li>Model: Dohm DS </ul> <b>About Sleeping Mask:</b> <br><br> Rest your tired eyes with a soothing plush eye mask. Great for travel or situations where there is a lot of ambient light which can interrupt your sleep patterns.</br><br/>http://www.amazon.com/gp/product/B002GTR9022Includes