Feature:1. Ceramic Materials: Made of high quality ceramic materials, with long service life, and non installation, which is simple and convenient2. Fast Transmission: RG1.13 wire is soft, firm and resistant to folding, high density braided shielding layer, and oxygen free wire core transmission is fast and stable3. Precise Positioning: High gain 28DBI, support GPS positioning system, even in complex city environments, can quickly search for satellites and precise positioning4. More Stable: The antenna is designed with 2 stage amplification filter circuit, with low noise figure, faster transceivers, more accurate and stable signals5. Application: Used for car 4S shops, car dealers, bus stop announcers, driving samples, rental companies and individual DVD navigation, car maintenance, etc.Specification:Item Type: GPS Passive AntennaModel: GPS-TC-002Material: CeramicPurpose: GPS Signal Reception and TransmissionWorking Frequency: 1575mhzAntenna Gain: 28DBIImpedance: 50Working Temperature: -40~+85Interface Model: IPEX HeadLine Type: RG1.13 LineStanding Wave Ratio: 1.5Polarization Method: Vertical PolarizationApplication Areas: Used for car 4S shops, car dealers, bus stop announcers, driving samples, rental companies and individual DVD navigation, car maintenance, etc..Package List:2 x GPS Antenna