Siren Marine External GPS Antenna f/Siren 3 Pro Includes 10' Cable

<p><strong>External GPS Antenna for Siren 3 Pro Includes 10' Cable</strong></p><p>Optimize GPS tracking of your boat with the External GPS Antenna. When you remotely mount the External GPS Antenna, the Siren 3 Pro will override the use of the internal GPS antenna.</p><p>*Compatible with the Siren 3 Pro ONLY</p> <!--- cis2:mm5sl5hm --->