Purcolour makes watching films feel almost like you're there. It enables the TV to express a huge range of colours for optimized picture performance and an immersive viewing experience. Powerful 4K upscaling ensures you get near-4K resolution for the content you love. Samsung Tizen OS upscales your entertainment with the latest apps and services including Samsung TV Plus with 200+ free live TV channels and Gaming Hub with cloud gaming services (no console required), Daily+ where you can easily manage your daily activities, and SmartThings where you can control your smart devices from your TV. Samsung Tizen OS secures your privacy and personal information via Samsung Knox Security. Surround yourself with sound from TV and soundbar orchestrated in harmony. Q-Symphony uniquely allows TV and soundbar speakers to operate simultaneously for an amazing surround effect, without muting TV speakers.