Description Spring coil antenna, 433mhz available, direct solder on the antenna pin. Frequency Rang （MHz）433±5.0 V.S.W.R ≤2.5 Center frequency: 433mhz Gain 2.0±0.5 Impedance （Ω） 50Ω Normalizer MAX Power（W） 5W Max Polarization Vertical Main Structure Specifications Diameter of coil（mm）：5.5 Wire diameter（mm）：0.8 Connector Type：direct solder Color：Phosphor copper Total length: 32MM Eech purchase is for 5pcs.
