T-H Marine HydroWave KVD Edition Fish Feeding Stimulators. Utilizing patented technology it has been shown to stimulate feeding in game fish. Specifications for T-H Marine HydroWave KVD Edition Fish Feeding Stimulator: Manufacturer: T-H Marine Color: Black Size: One Size Features of T-H Marine HydroWave KVD Edition Fish Feeding Stimulator Patented technology that imitates the audio of baitfish and feeding activities. Features 16 base sound patterns plus 9 exclusive patterns by Kevin VanDam. Designed for various fishing scenarios including shallow water and offshore conditions. Package Contents: T-H Marine HydroWave KVD Edition Fish Feeding Stimulator T-H Marine HW-PKG-H2KVD: HydroWave KVD Edition Fish Feeding Stimulators