Electrical parametersFrequency range - MHz 902-928bandwidth - 26 MHz Gain - dBi 2.15Standing wave ratio of 1.9Input impedance - Ω 50Vertical polarization modeThe most powerful - 50 WJoint type weldingDirectional omnidirectionalThe mechanical parametersThe antenna size - 145mmWeight - gTotal height - mm -Working temperature (℃) - 45 ~ 85Humidity 5 ~ 95%