Model No. YUE-CZ-27JFrequency range: 26.8-28.8MHzVSWR: + 1.2:1Gain: 2.5 dBiWhip length: Φ2- Φ3x1200mmMax power: 500WImpedance:50 OhmConnector: PL-259Fits:Autos,trucks,ships,base station etc