40" MU6120 4K Ultra HD Smart LED TV UHD resolution Experience super-fast details with four times the resolution of Full HD TV. Whatever you look at, everything looks better thanks to its vibrant colors and optimum brightness. HDR See impressive brightness, shadow detail & authentic colour. Watch as every scene bursts from the screen through the combination of Active Crystal Colour & High Dynamic Range. Smart Hub Discover easy access to all your content & connected devices from one place through Samsung's intuitive 2017 Smart Hub.