Model: fa-3-156a Marine vhf antenna 156-163mhz , 1.12m, with 7m cable , and fix support for yacht Frequency range- 156-163 mhz Bandwidth- 5 mhz within 2.0:1 vswr Impedance- 50 ohm Vswr- nominally 1.5:1 at 159.5mhz Gain 3db Polarization- vertical Maximum power input-watts 50w Horizontal beam width- 360 Vertical beam width 58 Dc ground no dc ground The antenna will read open on continuity test. Height- 115010 mm Radome material- fiberglass Ferrule- pom Coax supplied- rg-58u(white), 7m Connector pl259, loosen Weight- 420g