Walmart has the TCL 4K (2160p) Dolby Vision HDR Roku Smart LED TV, model no. 55S517, for $429.99 (regularly $699.99) with Free Shipping for a limited time.

The TCLs 5-Series marries superior 4K UHD picture quality with Dolby Vision HDR for a stellar imaging experience. The HDR Dynamic Contrast technology uses information embedded in the Dolby Vision content to optimize every scene for an accurate display of details in the bright and dark areas simultaneously, unlike other HDR formats that have a set brightness level for all content. Its iPQ Engine provides precise color replication while HDR Pro Gamma significantly improvesHDR performance in any setting. It has Roku TV built-in and it provides seamless access to over 500,000 movies and TV shows, your cable box, Blu-ray player, gaming console, and other devices without flipping through inputs or complicated menus.