VHF/UHF Dual band High Gain AntennaMechanical Specification:Length: 22 cmLengthen: 85 cmDiameter: 1.5 cmRadome Color: BlackConnector Type: SMA FemaleElectrical Specification:V.S.W.R:<1.5Radiation: OmniConnectors: BNCPolarization: VerticalInput Impedance:50 ΩGain: 3.2 dB(VHF)/5.6 dB(UHF)Maximum Power Input-watts: 50 WFrequency Range:144/430 MHz (VHF136-174MHz UHF400-520MHz)Features:1.Telescopic，can be adjusted，compatible with walkie talkie Baofeng UV-5R UV-B6.2.Telescopic antenna korah and 85 cm in length， with loading of central oscillator， greatly improve the effect of gain， is 22 cm after shrinkage， convenient to carry.Package Included:1 x Telescopic Antenna1 x Not Telescopic AntennaNote:Manual measuring， please allow 1 ~ 3 cm error， thanks.