This is a Geek Squad Certified Open Box Product. See below for more information. The Samsung 77-inch 4K UHD HDR OLED Tizen Smart TV delivers a cinematic viewing experience with sharp detail and vibrant colour. An AI-powered processor fine tunes both picture and audio for every moment, while a 144Hz refresh rate ensures fluid movement. 77" 4K OLED—ideal for home theatres and large entertainment spaces 144Hz refresh rate for ultra-smooth action in games and movies This description was generated by AI and reviewed for accuracy.