Electrical parametersFrequency range - MHz 400～430bandwidth - 30 MHz Gain - dBi 1.2Standing wave ratio of 2.0Input impedance - Ω 50Vertical polarization modeThe most powerful - 50 WJoint type SMADirectional omnidirectionalThe mechanical parametersThe antenna size - 80 mmWeight - g 15Total height - 80 mmWorking temperature (℃) - 35 ~ 80Humidity 5 ~ 95%