Two Way Radio Antenna: 1, special desighed 2, high protection capability, good adaptability 3,small/light WT, beauty Antenna 2 Way Radio:Electrical characteristics Product namewalkie talkie outdoor antennaModelBIO-B002Frequency Range(MHz)144MHz/430MHzGain(dBi)2 dBiV.S.W.R≤1.5input Impedance(Ω)50ΩPolarization modeVertical Two Way Radio Antenna