Technical features: Antenna type VHF band Frequency 156-162 Mhz SWR less than 1.1 Impedance 50 Ohm Earnings O Maximum power 50 Vertical Polarization SO 239 connector cable or connector Lightning protection Yes Shorted to ground Yes Plastic whip type Length 0.25 m Weight 0.18 Sections 1 Chromed brass handle White color Deck flange mounting