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Amazon.com: Bingfu Boat Ship Marine GPS Navigation External Antenna (5m Cable) Compatible with Garmin GPSMAP MAP NavTalk StreetPilot Furuno Matsutec Trimble GPS Modem Receiver Unit Transducer Fishfinder Sounder : Electronics
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Amazon.com: Garmin GPSMAP 79s, Marine GPS Handheld with Worldwide Basemap, Rugged Design and Floats in Water : Electronics
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