Take in every moment with breathtaking 4K Ultra HD on this 55-inch screen. Plus, DTS Virtual-X speaker technology delivers life-like sound from your TV. Access live over-the-air channels and streaming—and control it all with your voice. Ask Alexa to launch apps, search for titles and more. The Insignia 55-inch Class F50 Series LED 4K UHD Smart Fire TV is ready for an unforgettable night of entertainment. | Insignia™ | | 55-inch Class F50 Series LED 4K UHD Smart Fire TV | Black | Best Buy