UV Resistant flexible Fiberglass AIS (Automatic Identification System) RA300AIS antenna for any type of boat. Allows to receive AIS signal and relative informations about the traffic in the surrounding area. The FME connector allows quick and easy installation thanks to the plugged cables and adaptors. 5/8" x 24 threaded base. 100W / 6db / 161.975-162.025 MHz / 50 Ohm. Height: 1.2 m. With the extension or the adapter the antenna can be mounted on 1" x 14 threaded bases. The connector allows to connect the FME thread to the PL258 coaxial connection.