LG Electronics 84WS70BS-B 84" Ultra-Large 4K Resolution Ultra HD Display This display has a built-in temperature control that adjusts to light and heat eliminating dark or blackened areas. The sheer size of the screen, equal to four 42-inch class displays, gives you a breathtaking viewing experience. The picture is so big and immersive; it's as if you're in the scene and part of the action This display has a built-in temperature control that adjusts to light and heat, eliminating dark or blackened areas. Connectivity technology: 1 HDMI, DVI-D, USB, RGB