Garmin External GPS/Iridium Antenna w/Adapter Cable

External GPS/Iridium Antenna with Adapter Cable

Use our external passive antenna/extension cable when you want to install an external GPS/Iridium antenna. Can be used on the exteriors of vehicles or buildings as the antenna is magnetic. The antenna cable is 1.5 meters (4.9 ft) long; the dongle, or adapter cable, is about 0.2 meters (8 in).