chart plotter / sonar / GPS / for boats
chart plotter, sonar, GPS
4DV & 4DVS - 4" DownVisionTM Sonar Displays
See the real world below with the Dragonfly 4DV and 4DVS. Our most affordable Dragonfly displays; the Dragonfly 4DV with CHIRP DownVision™ and the Dragonfly 4DVS with dual-channel CHIRP DownVision and Fish-Targeting Sonar, bring serious sonar technology in reach of every angler.