Feature:1. HIGH QUALITY MATERIAL: The GPS antenna is made of high quality ABS material, which is durable, easy to use, free of installation, and easy to use.2. GOOD PERFORMANCE: High efficiency, waterproof, sun proof and anti theft, the vehicle navigation antenna can easily cope with various rain and complex environments.3. PARAMETERS: The interface type is SMA straight inner needle; the working frequency is 1575MHz/1561MHz; the antenna gain is 25dBi, and the coverage is wide.4. INDEPENDENT CHANNEL: The antenna transmits faster, reduces co channel interference, enhances signal gain, and improves transmission performance.5. APPLICABLE: Auto 4S shops, car dealers, bus stop announcers, driving schools, rental companies and individual DVD navigation, car maintenance and other equipment are applicable.Specification:Item Type: AntennaModel: GPS-002Material: ABSWorking Frequency: 1575MHz/1561MHzAntenna Gain: 25dBiWorking Temperature: -40~+85Power: 50WImpedance: 50Standing Wave Ratio: 1.5Polarization Method: Vertical PolarizationInterface Type: SMA Straight Inner NeedlePurpose: Automatic TransmissionApplication Areas: Car 4S Shops, Car Dealers, Bus Stop Announcers, Driving Schools, Rental Companies and Individual DVD Navigation, Car Maintenance and Other Equipment.Package List:1 x Antenna