AS-EC-QDE Ethernet Adapter CableThis Ethernet adapter cable will allow you to use a Humminbird Ethernet cable (sold separately) to network an ethernet-equipped Humminbird fish finder with other compatible fish finders, Ethernet accessories and Minn Kota i-Pilot Link trolling motors. 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. Cable Length: 1 foot If you are networking two fish finders from the above list together, it will require two (2) AS EC QDE cables plus one (1) Ethernet cable of the appropriate length for your boat&&';;s needs. 1-Year Limited Warranty WARNING: This product can expose you to chemicals including LEAD which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Owner&';s Manual (pdf)