Learn all the features & functions & HOW TO USE & MAXIMIZE your Lowrance unit. DVD training makes it easy! Interactive menus allow quick and easy chapter review and allow you to go to a specific location time and time again. This step-by-step instructional training DVD walks you through the key features and functions of the Lowrance unit from the basics to advanced operation. Step-by-step lessons include: Chartplotter Basic: Introdution, GPS Solution. Intermediate: Full Screen Chart, Editing, Alarms. Advanced: Customizing, Data Overlay, Routes, Tracks. Fishfinder Basic: Full Screen Sonar, Range, Sensitivity. Intermediate: Frequency, Zooming. Advanced: Color, Settings, Interpreting Sonar.This product is manufactured on demand using DVD-R recordable media. Amazon.com"s standard return policy will apply.