Jack Replacement Head HDTV Directional Over-the-Air Antenna - BlackFeatures:Long-range signal acquisition gets more channelsSimple, five-minute retrofit upgrades batwing antenna to digital HDUpgraded technology enhances UHF signal reception while still receiving remaining VHF broadcast channelsBroader reception coverage quickly locates the strongest signal and maximizes receptionUniversal mounting brackets for RV and home use; AC to DC power supply included for home use