48 Channel Marine GPS USB Receiver Evermore SA-920 with SIRF Star 4 Chip for Boat, Ship - Connect it to PC, Laptop, Desktop, Notebook to receive standard NMEA Data over USB to navigate - Antenna aerial Receiver for precise Marine Navigation - highest Sensibility: -163dBm
SA-920 SIRF IV USB Marine GPS Receiver. Evermore 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-920: High End GPS Receiver for Boat, Ship - Usable with Plotter, Radio, Fishfinder...