55" TCL 55S451 Class 4-Series 4K UHD HDR Smart Roku TV

Stunning 4K Ultra HD: Enjoy breathtaking 4K movies and TV shows at 4 times the resolution of Full HD. Plus your favorite HD shows, movies, and sporting events are enhanced to near Ultra HD resolution with advanced 4K Upscaling.
High Dynamic Range: Enjoy free TV, live news, sports, movies, and more.
Simple, customizable home screen: Your favorite broadcast TV, streaming channels, gaming console and other devices are front-and-center, so you can spend your time relaxing – not scrolling.
Stream what you love: Enjoy free TV, live news, sports, movies, and more.
Endless free entertainment: Access the best selection of free entertainment with 250+ live TV channels, award-winning Roku® Originals, in-season shows, hit movies, kids’ TV and more.
Live TV Channel Guide with 250+ free channels: Use the convenient live TV guide to surf broadcast TV and live streaming channels in one place.
Cord cutting made easy: Cord cutters can access free, over-the-air HD content thanks to the advanced digital TV tuner with live channel guide or watch live TV from popular cable-replacement services like Sling, Hulu, fuboTV and more.
Quick and easy search: Find any movie, show, song, or podcast across thousands of channels. You’ll see where it’s streaming for free or at the lowest cost.
Get the newest features automatically: Your TCL Roku TV just gets better and better with automatic software updates.
Simple remote: The super-simple remote—with about half the number of buttons on a traditional TV remote—has everything you need to control your TV, including one-touch access to popular streaming channels.
Easy voice search and control with the Roku mobile app: Quickly find and play your favorite entertainment, control your Roku TV, and more using Roku TV on the free Roku mobile app.
Works with popular voice assistants: Enjoy easy voice control with Siri, Alexa, and Google Assistant.
Share it with Apple AirPlay: Effortlessly share videos, photos, music, and more from your Apple devices to your TV.
Roku mobile app: Use the free Roku mobile app for iOS® and Android™ as a second remote. Enjoy private listening, search with your voice or keyboard, and save shows for later.
Premium design with FullView: A sleek metal finish, slim profile, and FullView edge-to-edge glass design, lend style and sophistication to your home theater.
Easy audio upgrade with Alto Sound Bars: Easily upgrade the sound of your TV with one remote, quick settings, and a simple setup. Just look for TCL Alto Sound Bars (sold separately) featuring the Roku TV ReadyTM
Dual-band WiFi & Ethernet port: Get fast and easy access to your favorite content with the dual-band WiFi 5 connection or plug into the Ethernet port.
4 HDMI inputs (1 ARC): Connect all your favorite devices through the 4 HDMI inputs including 1 HDMI ARC to easily sync audio and video sources for better quality sound.