High Gain Indoor DVB-T DVB-T2 HD Digital TV Antenna Signal Booster with Magnetic Sucker Mount, F male connector Wide band reception range for VHF and UHF signals. Compatible with HDTV / DTV / TV. The magnetic base is designed to use the installation simple / convenient .body waterproof, powerful magnet base, whether indoors, outdoors, or in a car roof, or anti-theft network, windows with iron grating are stable when once sucked, without fixed! Magnetic based mounting makes it much easier to be placed and ensures excellent stability F Male connector is suitable for United States. Offer a 1 year warranty and 1 month money back guarantee