Add 6 soothing ocean sounds to your Sound Oasis Sound Therapy System model S-550-05 by simply inserting this card. 

Original: $30.00 Sale: $19.99
This card contains 6 superior, digitally recorded nature sounds including Crashing Waves on Rocky Point, Gentle Surf, Caribbean Surf with Sea Birds, Gusty Ocean Breeze, Ocean Rain and Harbor Swell.
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