What began as a brainstorming session of a handful of engineers around a card table in 1989 has evolved into a worldwide collaborative effort of thousands of colleagues. Garmin International founders focused on selling their first product using GPS, since then they have expanded into numerous markets including fish finders and gps / fish finder combos. They have quickly become a leader in the fishfinder industry, providing only the highest quality products. Whether it is an affordable monochrome fishfinder or an ultra bright color fish finder, garmin has the sonar you need. In their GPSMAP series, you get the best of a GPS / fish finder combined. Garmin has become a force in the fish finder industry and is always looking for the next innovation in finding fish and navigating the world.