DVD Dolby 5.1 Surround Version – Available Now! Experience 3 of our most popular titles all in one! Surround Sampler Vol. 1 brings you the best of the 5.1 Surround natural listening experience: OceanSide, StreamSide and Amazon Adventure. Feel OceanSide’s waves settling through you, StreamSide’s babbling brook chorused by babbling birds around you, or Amazon Adventure’s busy rain forest, complete with rain storms. Each is 60 minutes in length. That’s 180 minutes of high quality relaxing sounds. Digitally recorded and mixed in Dolby 5.1 Surround. Pure natural sounds. No music. Requires Dolby 5.1 receiver.