Lowrance NEP-2 Network Expansion PortThe NEP 2 provides five Ethernet ports to expand your system with additional displays and accessories. Connect multiple on board displays to share charts, waypoints, routes, and built in sonar features. Connect Ethernet enabled accessoriessuch as sonar modules and radar systemsfor easy access to those accessories from any display on board. Key Features Five Ethernet ports for displays and accessories Simple plug and play connection, no configuration