Model No. YUE-CZ-27ECB Base or Helical LoadedFrequency range: 26~28MHzVSWR: <= 1.2:1Gain: 2.5 dBiMax power:1000WImpedance:50 OhmWhip length: 79 cmCable length: 3meterConnector: PL-259Angle: 0 ~90 degreeMast diameter: 3~1.5mmFits:Autos,trucks,ships,base station etc