This is the 55" smart television with the video streaming service Roku built right in. Roku does not require a subscription and allows you to purchase movies and television shows from up to 2,000 streaming channels and services including Hulu, Netflix, and Amazon. The remote enables you to search by a title, actor, or director and the software displays matching results, providing access to over 250,000 movies, television episodes, live sporting events, news channels, and musical performances. The television’s LED back lighting and full-HD 1080p resolution generate up to 16.7 million colors and a 5,000,000:1 contrast ratio, producing a vibrant picture with stunning realism. The 120Hz refresh rate seamlessly reproduces the fastest sports or movie-action scene. The television has integrated Wi-Fi, three HDMI ports, and one USB port. 49" W x 30 1/2" H x 3 1/2" D. (32 3/4 lbs.)