Jack Replacement Head HDTV Directional Over-the-Air Antenna - BlackLong-range signal acquisition gets more channels,Simple, five-minute retrofit upgrades batwing antenna to digital HD,Upgraded technology enhances UHF signal reception while still receiving remaining VHF broadcast channels,Broader reception coverage quickly locates the strongest signal and maximizes reception,Universal mounting brackets for RV and home use; AC to DC power supply included for home use,