popular car antenna: 1,Installed outside of the Car 2,Frequency:27MHz 3,PL259 Connector 4,RG58 with 4m popular car antenna:1, we have our own factory and about 1000 workers in our factory2, it's a new product, can receive excellent signal3, we can send you one or two samples for your testing before you place a ture orderSpecificationElectrical Data ModelBIO-107Typebase loadedFrequency range27 ...