Garmin GPS 24xd Dual Frequency GPS Antenna - NMEA 2000The GPS 24xd position receiver and antenna gives you precise location with multi-band GNSS and heading accuracy even at slow speeds. MULTI-BAND GNSSMulti-band GNSS provides location accuracy to within 1 metre to compatible marine multifunction displays, instrument displays and autopilots. MAGNETIC HEADINGThe magnetic heading sensor provides accuracy to within 3 degrees, stabilising charts, radar overlay and MARPA even at slow speeds. HIGH-SENSITIVITY GPSFast 10 Hz position update rates provide high-sensitivity position, velocity and time data. MULTI-SBAS COMPATIBLEMulti-SBAS compatibility corrects signal measurement errors and provides information about the accuracy, integrity, continuity and availability of its signals. MOUNTING OPTIONSInstallation is easy with under-deck, pole and surface-mount options. | 
