NMEA 2000 antenna module offers rugged and precise position and heading sensor Spot-on around-the-world accuracy -- supporting GPS and GLONASS WAAS/EGNOS/MSAS Galileo-capable with future software update Excellent time-to-first-fix with 10Hz multi-GNSS high-speed updates ? up to 10 times per second -- for smoother and more accurate location updates Integrated electronic compass with GPS provides vessel heading with rate stabilization that provides heading output for accurate chart orientation in the Heading Up mode improved Course Over Ground at low speed and radar overlay (not intended for MARPA or Autopilot Control) Rugged design for all marine environments and fully waterproof Include spat/pole mount for easy installation and flexible boat location for optimal performance Independent source selection on any display The dust-proof Point-1 Baja also includes an NMEA 2000 starter kit