SeaTalkhs Crossover CouplerFor networking only two devices, choose the SeaTalkhs crossover coupler.The Raymarine SeaTalkhs Crossover coupler provides a secure, waterproof means to join together SeaTalkhs Ethernet cables with RJ45 male connections.The Crossover Coupler is also handy when adapting SeaTalkhs devices like radar scanners for direct-connection to new generation multifunction displays.Use it along with the A62360 RayNet to RJ45 adapter to create a direct-connect RayNet plug.