KING KD5500 Relay Automatic HD Satellite TV Antenna (for use with DISH) Roof-mounted automatic satellite antenna for use with DISH (HD/SD) Built with dual output to watch programming on two TVs (programming must be on the same satellite) Powered via the included coax cable from receiver for simple installation Easily replace your older satellite antenna without the need to re-wire your RV or Camper Sleek, aerodynamic 14.5" dome with high gain antenna for best possible reception