Humminbird AS-HHGPS Handheld GPS Connector CableHandheld GPS Connector Cable Hand held GPS Connector Cable connects a hand held GPS unit to your Fishing System for easy viewability of track plotting information. All Matrix, 700 and 900 Series units are GPS capable. A user has three different GPS options with these products. They can either 1) plug in a GPS receiver into the accessory bus to get either GPS track plotting or chart plotting data depending on the unit's capabilities 2) plug in a GPS