Dimensions (w x H x D): TV without stand: 43.7" x 27.3" x 3", TV with stand: 43.7" x 27.7" x 8.5" Smart Functionality offers access to over 4, 000 streaming channels featuring more than 450, 000 movies and TV episodes via Roku TV Pairs 4K Ultra HD picture clarity with the contrast, color, and detail of high dynamic range (HDR) for the most lifelike picture 120Hz refresh Rate allows fast moving action scenes to be seen with virtually no Motion blur Inputs: 3 HDMI, 1 USB, RF, Composite, Headphone Jack, Optical audio Out