Built-in super low noise amplifier. Supports Digital/HD & Radio reception, Digital TV and HDTV easy installation Ready Antenna Supports 4K HDTV 1080p,1080l,720p Broadcast. Full band DTV/VHF/UHF Receiver. Built-in LTE filter which removes the interference caused by 4G phone signals and ensure the noise-free digital TV reception. Auto gain control technology for high quality signal reception performance. 360 Degree Rotation. Free Installation Kit J-Pole