<https://marine-products-direct.com/product/echopilot-fls-2d-10m-transducer-extension-cable/#product>
<http://schema.org/description>
"10m extension cable for transducer-to-transducer interface connection."
<https://marine-products-direct.com/product/echopilot-fls-2d-10m-transducer-extension-cable/>