Navionics NAUS012R - Canada, East & Great Lakes - Navionics+ 102653 Mercury Ready to Use: The product

Ready to Use: The product is ready right out of the box

Master volume control with up to 7 volts RMS of output

2-7/8 Tweeter Opening Compatible With Atx3725 Tweeter

Pocket holds two CD jewel cases

Designed to help you reach your CTEK battery charger

Navionics NAUS012R - Canada, East & Great Lakes - Navionics+ 102653 Mercury Ready to Use: The productNAUS012R Canada, East & Great Lakes Navionics+ Get the worlds No. 1 choice in marine mapping with the best, most up to date Navionics+ cartography on your compatible chartplotter. For offshore or inland waters, this all in one solution offers detail rich integrated mapping of coastal waters, lakes, rivers, and more. Get SonarChart 1 (0. 5 meters) HD bathymetry maps, advanced features such as dock to dock route guidance technology, live mapping, and