GPS 17x HVS The rugged GPS 17x NEMA 0183 receiver/antenna offers high sensitivity reception and pinpoint GPS accuracy to the Garmin family of marine instruments autopilots and multifunction displays. Delivers Precise Location Data This 12-channel receiver continuously tracks satellites and reports your precise position. It is also WAAS-capable so it can determine your precise location to within 3 meters without using an external DGPS beacon receiver. Built for Versatility Part of the Garmin marine instrument family the GPS 17x is built to withstand the elements. This waterproof sensor can be pole mounted or flush mounted. It also can be attached to the underside of many fiberglass decks for added ease of installation. Product : GARMIN GPS 17X HVS HIGH SENSITIVITY RECEIVER Manufacturer : GARMIN Manufacturer Part No: 010-00694-00 UPC : 753759075620