Good Performance: Sure – Built In Wi-Fi Options: Refresh Rate: 60CMR (Efficient) Backlight: LED Smart Performance: Sure – In-built Wi-Fi Dimensions (W x H x D): TELEVISION w/ stand: 35.7″ x 23.1″ x 11.Three”, TELEVISION w/o stand: 35.7″ x 20.9″ x 2.6″ Inputs: 2 HDMI, 2 USB Samsung UN40J5500 Forty-Inch 1080p Smart LED TV On…