SUNDELY External Marine GPS Antenna for Garmin GPSMAP MAP NavTalk Pilot StreetPilot GA Boat Ship GPS (BNC connector) with 26 Feet (8 Meters) Long Cable External Marine GPS Antenna For Garmin Boat Ship GPS GPSMAP BNC connector, 26 Feet (8 Meters) Long Cable, Frequency Range: 15755MHz GPSMAP 520/520s (010-00610-00), 521/521s, 525/525S (010-00597-00), 526/526S (010-00772-01), 530/530S (010-00612-00), 531/531S (010-00761-00), 535/535S (010-00599-00), 536/536S (010-00773-00), 540/ 540S (010-00614-00), 541/541S (010-00762-00), 545/ 545S (010-00601-00), 546/546S (010-11774-00), 550/550S (010-00616-00), 555/555S (010-00603-00), 720/720S (010-00835-00), 740/740S (010-00835-02) MAP 205 (010-00069-01), NavTalk Pilot (010-00141-01), StreetPilot, StreetPilot ColorMap (010-00175-00), StreetPilot III GPS (010-00232-10) GA 26C Antennas (010-10052-04), GA 29 Antennas (010-00174-03), GA 30 GPS Antennas (010-00872-00), GA 56 Low-Profile Antennas (010-10040-01), GA 56 Low-Profile Antennas (010-10040-02)