Cetacean Research Technology produces low cost hydrophone systems designed for recreational, tourism, educational, and artistic use. These entry-level systems are easy to use and allow the user to start listening to the amazing world of underwater sounds within minutes. In addition, while these hydrophone systems comprise our entry-level offerings, they all provide a frequency range of more than twice that of human hearing, making them readily expandable to more demanding applications.
SQ26-H1 Portable Underwater Sound Recording System