TecBillion 50 Mile Range Flat HDTV Antenna with Built-in Amplifier- Flat and Super Thin, Digital 1080P TV Antenna with 15ft Copper Braided Coax Cable, Home and Car Applicable ONLY CAN BE USED IN 40-50 MILE RANGE. Slim and High Performance - Extremely soft design and lightweight. You can either hide it behind the TV, lay flat on table or stick it high on window(it can stand moisture weather and exposure to sunshine). If the antenna is installed vertically (e.g. on a wall or window), run the coaxial cable from the top or bottom of the antenna (not the sides). 15FT LONG CABLE - Makes it easier for you to place it in your house to get the best reception, especially for customers whose televisions are quite far away from windows. Never Pay Your Cable or Satellite For Television Again! Tecbillion antenna can pull in all of your local news, weather, sitcoms, kids and sports programs absolutely FREE. Just connect it to your television and let the antenna do all the work. Your cable company doesn't want you to know this, but you can still get lots of channels right over the air and for free. Built-in signal amplifier powered by TV's USB port or any other power supply (DC 5V), and the signal of the 50MILES is mainly available in the range of 40-50 Miles. Quality of reception may vary by channel depending on distance from broadcast tower, terrain, and other factors( Warm Tips:Before you buy, please visit:antennapoit.com to find out what channels are available in the range of 40-50 miles). Specially compatible with HDTV of various digital terrestrial(DVB-T,ISDB-T,DMB T/H,ATSC) and DAB/FM radios.Receives local HD and DTV broadcasts and supports 1080 resolution.