The Furuno ETR-6/10N BBFF1 Marine High Performance NAVnet Network Sounder FishFinder is a high-quality fish finder manufactured by Furuno in Japan. This product, with manufacturer part number 8851-0908, is designed to provide accurate and reliable information to anglers and boating enthusiasts. With its advanced technology and durable construction, this sounder fishfinder is a valuable addition to any boat, allowing users to locate and track fish with precision.