The Humminbird External GPS Antenna is a precision NMEA0183 GPS/WAAS receiver that provides fast position fixes accurate within 2.5 meters. Provides more accurate position fixes than the industry standard GPS.FeaturesReceiver dimensions: 3.25 diameter,... more
AS GPS HS Precision GPS Antenna w/Heading Sensor The AS GPS HS is a precision GPS receiver with heading sensor provides fast position fixes with an accuracy within 2.5 meters. An internal compass also provides constant boat heading displayed on your... more
AS GRP Precision GPS Antenna Precision GPS/WAAS receiver provides fast position fixes accurate within 2.5 meters. Provides more accurate position fixes than the industry standar GPS. The receiver's dimension are: 3.25" diameter, 1.5" high. more
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