I took this off of the Lowrance site and it does have a blue connector.
The Elite 7 uses the same
Lowrance Blue connector transducer and power inputs that
are found on the current HDS line of products. This means the Elite7 is compatible with any
Lowrance Blue connector transducer, including Airmar
Clients or I have landed eight state record fish and eighteen water body records. The latest a blue cat caught 12/25/2014 on Cedar Creek going 64.8#
TPWD Elite Angler jackiekennedyfishingguide