(Manufacturer) CB antenna & Car CB antenna 1,Thisantenna is widely welcomed by clients all around the world, it's very hot!!! 2,it's a new product, can recieve excellent signal 3,we have the The CE ,FCC,SABS,GS-Mark authentication 4,we have our own factory,and about one thousand workers in the factory. Specification Electrical DataModelBIO-27Typebase loadedFrequency range26-28MHZImpedance50Ω unbalancedRadiation(H-plane)360°omnidirectionalPolarizationverticalBandwidth@SWR≤2:≥1620KHZSWR@res>freq≤1.2Max power250W ConnectorUHF-male(PL259)Cable length/Type4m/RG58Mechanical DataMaterialsBrass,Copper,Nylon,Stainless SteelHeight(approx.)1520mmMagnetic base diameter145mm