digital TV antenna1. Frequency: VHF/UHF 2. Gain: 20dB 3. VSWR: <1.0:1 4. Impedance : 75 Ω 5. Polarization : Vertical and Horizontal 6. Connector : F plug or Customization 7. Cable : RG-174 Coaxial Cable 8. Cable length : 3 M 9. SMA CONNECTOR : BRASS 10. ADHESIVE : 3M 467MP/200MP 11. Power supply: 5 V (power comes from internal of your own set-top box 12. Combine the power supply and signal input with the same cable)