Flat-panel amplified indoor TV Antenna with High Gain and built-in 4G LTE filter-65/80 Miles Long range Multi-directional reception-40ft detachable coaxial cable frequency UHF 470-862MHz Gain 4-5dBi amplifier 20dB VSWR 2.0Max impedance 75 Ohm polarization linear vertical Cable 3C-2V connector F male or IEC male