MODEL 50UHD520 With a 5 Year Warranty, the Linsar 50UHD520- UHD 4K resolution screen & its 4K ROKU Streaming Stick take you to the next level of viewing experience. With four times the number of pixels of 1080p Full HD, the Linsar 50UHD520 delivers stunning realism, natural motion & incredible detail. Experience this high-spec picture using its 2 x HDMI connections, perfect to use with the ultimate ROKU 4K SMART Streaming stick which is packed in the box. This gives you all the free of charge catch up TV services PLUS NETFLIX, AMAZON PRIME, NOW TV & many others.