The JellyFish JF-3 Galaxy is a multiband IP67 waterproof antenna for GPS; 2G, 3G and 4G cellular; and Wi-Fi reception in a single compact package.
It is small enough to fit in most locations and can be installed flush on flat horizontal surfaces. The antenna has its own ground plane and can radiate on such mounting surfaces as metal, plastic or fiberglass without affecting performance, according to Shakespeare. $288.95. Shakespeare Marine, Columbia, South Carolina, (803) 227-1590. shakespeare-ce.com
This article originally appeared in the March 2016 issue.