HDS 5 GPS / Eco Sounder The Better Performance Fit for Smaller Vessel Chartplotting. HDS-5m: Excellent examples of Lowrance packing huge HDS chartplotter innovations in features and functionalities for a perfect fit in smaller spaces. And without any sacrifices; it’s all there. Dazzling high-definition colour display detail. High-sensitivity internal GPS receiver-antenna with superior positional and navigational accuracy. Total compatibility with the newest and legacy Navionics® chartcards, from Platinum+ to XL3. With the same fully-functional capacity for display and control with connection to onboard vessel data and echosounder performance expansion network systems. Dependable, reliable, upgradable and the closest thing to obsolete-free marine chartplotter electronics ever…proof positive the best things in life, and on the water, do come in smaller (yet powerful) HDS packages.