NAVNET GPS OPTIONS - GP-320B NMEA0183 GPS ANTENNA
A high performance GPS Receiver designed for any type of vessel.
GP-320B makes any NavNet product capable of receiving SBAS (WAAS/EGNOS/MSAS) and GPS information. Now there is no need to have a separate unit to get your SBAS/GPS fix. This antenna has everything you need built-in, and it delivers accuracy better than 3 meters by decoding GPS correction signals from the WAAS.