List Price: $149.95 Deal Price: $66.49 You Save: $34.44 (56%)The Ecotones family of Sleep Sound Machines from Adaptive Sound Technologies is designed to provide the most realistic, natural sound environment possible to help people relax and sleep better at night. Each device includes ultra-high quality natural sound recordings for the most realistic listening experience. They use ASTI's patented Adaptive SoundTM Technology that listens and responds to background disturbances. The Ecotones family delivers a relaxing and peaceful environment wherever it is needed.Expires May 23, 2011

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