49" ULTRA HD 4K Active HDR Smart TV  Listen. Think. Answer.  A New Standard of Definition. A new depth of detail. ULTRA HD 4K resolution is four times that of Full HD producing brilliant clarity & vivid details that amaze, even when viewed up close. This level of detail is well suited to modern home entertainment, sports & gaming; the resulting images will redefine your viewing experience.  Precise Nano-Cell Colour Performance LGNano Cell Display applies nanoparticles that optimize each colour. This state-of-the-art technology enables to produce a full spectrum of colour that results in a lifelike image. Ultra Luminance – The science of light control Enjoy brighter whites & darker blacks thanks to local dimming technology which lifts the brightest scenes to brilliant new levels & the darkest shadows to life. DTS Virtual: X giving extra dimension to sound places sound where it would occur naturally in space, creating a lifelike, multi-dimensional audio experience. Be prepared for enhanced immersion & heightened realism from your TV audio.Â