Standard Horizon Q7000619A External GPS 50 Channel Smart Antenna<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>External GPS 50 Channel Smart Antenna</li><li>Q7000619A， External GPS Antenna</li><li>Outputs NMEA 0183 and tracks up to 50 satellites， 12vDC.Includes 30 feet cable</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41rhcWf-rwL.jpg" noproxy>