telescopic antenna: 1,rod aerial for tv, dvd, radio, home stereo fm 2,special & beautiful magnetic base 3,5 parts telescopic antenna: Firstly, Electrical characteristicsProduct nametelescopic antenna (manufactory)ModelBIO-V043Frequency Range(MHz) 170~230 / 470-860MHzGain(dBi)3dBiV.S.W.R≤1.5input Impedance(Ω)75ΩPolarization modeVerticalWe have CE, ROHS and other environmental certificate. Our ...