Indoor Analog TV antenna Built-in amplifier high gain with 20dBi Indoor Analog TV AntennaProduct: AIA128Frequency: VHF 170-230MHz, UHF:470-860MHzPower supplied internallyGain: 20±3dBV.S.W.R.: <2.0:1Operating voltage: DC12V 70mA maxOperating current: 10-25mAOutput impedance: 75ΩNoise figure: ∠3dBCable: 5m/(1.5C-2V)Connector: F-C-J2, IEC-C, SMA-C-J2, DCCapability ensure temperature: -20-+ ...