Brand-new sealed in factory packaging never opened fresh class a AIS transponder from Simrad.  This unit meets current Coast Guard requirement for commercial vessels with mandatory AIS carriage requirement.  This is a fantastic deal on a namebrand products from a reputable company.  This is a sale from an authorized dealer with factory warranty.  This is a complete system that has all necessary parts to constitute a class A AIS system.  Of course you need antenna mounts and a VHF type antenna.  The pilot plug is included, plus inputs for speed, gyro and back up position and outputs to radars etc.   Questions, call 847-746-0100. 5 available.