Compatibility: The Cable Compatible with HELIX 7 G2N & G3N models, all HELIX 8, HELIX 9, HELIX 10, HELIX 12 and HELIX 15 models, 859 models, 899 models, 959 models, 999 models, 1159 models, and 1199 models Connected Device: The 720074-12 Cable allows you to use a ethernet cable (Not included) to network an ethernet-equipped humminbird fish finder with other compatible fish finders, ethernet accessories and minn kota i-pilot link trolling motors or one-boat network compatible trolling motors Network Suggestions: If you connect the two fish detectors in the list together, you will need two (2) AS EC QDE cables and one (1) Ethernet cable of appropriate length to meet your vessel requirements. If you connect a fish detector to a fishing motor, you will need (1) AS-EC QDE cable Plug and Play: With a straightforward plug-and-play design and fully fitted connectors, the AS EC QDE Ethernet Adapter Cable simplifies the setup process, saving you time and effort. Enhance the functionality of your Humminbird equipment with the Humminbird Ethernet Adapter Cable Quality Materials: The 720074-12 cable is made of high-quality materials to ensure reliability and corrosiveness in harsh marine environments, extending its service life 720074-12 AS EC QDE Ethernet Adapter Cable Compatible with Humminbird Fish Finders Helix 7, Helix 8, Helix 9, Helix 10, Helix 12 and Helix 15 Models