Furuno DGPS Antenna GPS021S. Increase your speed and efficiency to and from the dock by using the Furuno GPS021S H-Field Antenna. Reliability and accuracy are a must for boating and fishing and this antenna delivers by focusing GPS signals to the H-Field which amplifies and focuses them for reliable Precise GPS reception. The narrow-Double-L shaped antenna is built to withstand the elements and tough seas making it the perfect choice for a wide variety of marine uses. You can even mount the Furuno GPS021S DGPS Antenna to a mirror radome or car top to boost your signal to the entire boat. Pick up the Furuno GPS021S DGPS Antenna Mount to add a little extra utility to your rig. Specifications for Furuno GPS021S DGPS Antenna: Manufacturer: Furuno Color: Black Package Contents: Furuno GPS021S DGPS Antenna Furuno GPA021S: DGPS Antenna GPS021S