Lowrance invented fishing technology 60 years ago and continues to refine electronics equipment and applications today. CHIRP Sonar provides the best in underwater imaging, both downward and to the sides. Highly accurate, built-in GPS and C-Map charts guide navigation with mapping for over 3,000 lakes and rivers. Touch-screen technology with ultra-fast data processing allows easy configurations on the high-resolution LED backlit colour displays. NMEA 2000® networking communications via Bluetooth and Wi-Fi allows convenient connection for software upgrades, downloads.