LG Electronics 55UF6450 55-Inch 4K Ultra HD Smart LED TV (2015 Model) Refresh Rate: 120Hz (Effective) Backlight: LED (Direct LED) Smart Functionality: Yes Dimensions (W x H x D): TV without stand: 48.8" x 28.4" x 2.2", TV with stand: 48.8" x 30.4" x 9.3" Inputs: 3 HDMI, 1 USB, 1 RF, 1 Component, 1 Composite, 1 Optical, 1 LAN