Features:The newest design， high gain.Light weight and easy to install.In-Car use， Digital DVB-T ，ISDB-T Digital TV Antenna with Amplifier.Cover VHF-H 170-230MHz and U.Specifications:Frequency: VHF/UHFGain: 20dBVSWR: <1.0:1Impedance: 75 ΩPolarization: Vertical and HorizontalConnector: F plug or CustomizationCable: RG-174 Coaxial CableCable length: 3MSMA CONNECTOR: BRASSADHESIVE: 3M 467MP/200MPPower Supply: 12VPackage Size: 13 * 10 * 1.5cm / 5.1 * 3.9 * 0.6inPackage Weight: 56g / 2ozPackage List:1 * Antenna