Free Express Shipping! LG 55UM340E 55" UHD 4K Commercial TV UHD 4K (3840 x 2160) Native Resolution, ADS LCD Panel, 3 x HDMI - 1 x RF Antenna, USB Media Playback, 1200:1 Static Contrast Ratio, 250 nits Brightness - 1% Haze Level, Digital Signage...