Polaroid DE550M3N4AU 55" 4K Ultra HD 2160p 60Hz Class LED HDTV (4K x 2K) POLAROIDs 4K Ultra HD (UHD) resolution televisions provide entertainment lovers with a cinema style experience with four times the resolution of a full HD TV This line of 4K TVs offers the highest quality picture resolution Experience stunning color contrast, fluidity of motion and exceptional clarity with more than 8 million pixels Four HDMI inputs including an HDMI 2.0 guarantee the highest digital audio and video quality