Amazon.com: SA-320 USB Marine GPS Receiver with Evermore Chip. Evermore GPS Satelitte Receiver for M
Evermore SA-320 USB Marine GPS Receiver. GPS Satelitte Receiver for Marine, Boat - Connect it to Pboard PC; Laptop, Desktop, Notebook to receive standard NMEA Data over USB to navigate - Marine GPS Receiver SA-320: High End GPS Receiver for Boat, Ship - U...