LG Electronics 55UH6550 55-Inch 4K Ultra HD Smart LED TV (2016 Model) Refresh Rate: 120Hz (Effective) Backlight: LED Smart Functionality: Yes, webOS 3.0 Dimensions (W x H x D): TV without stand: 48.8" x 28.4" x 2.4", TV with stand: 48.8" x 30.6" x 8.5" Inputs: 3 HMDI, 2 USB, 1 RF, 1 Component, 1 Composite, 1 Optical, 1 RS232C