Shaper Image, Inc. Sharper Image Design Sharper Image Sound Soother 20 Model No. Si677 with Sounds of Brook, Aviary, Fireside, Rainforest, Oceanside, Everglades, Wind Chimes, EBB Tide, Foghorns, White Noise, City, Rain, Northwoods, Summer Night, Stea, Train, Yosemite Falls, Thunderstorm. Heartbeat, Dockside, Surf's Up---20 Different Noise and Sound Options Image Design Sharper Image Sound Soother 20 Model No. Si677 Tabletop device 20 Sounds Made by Sharper Image Requires 5 AA Batteries or AC adapter