HydroWave Crawfish Sound Expansion Module

The Crawfish Expansion Module is for use in the Hydrowave system. By simply plugging the card into the expansion port in the bottom of the Hydrowave unit, you will add the 4 additional sounds to your Hydrowave's playlist. These four sounds include: Crawfish on Gravel Finesse, Crawfish on Gravel Frenzy, Crawfish on sand Finesse, Crawfish on Sand Frenzy. With more sound choices, you're sure to Ignite a Feeding Frenzy.