Samsung UN60HU8550 60-Inch 4K Ultra HD 120Hz 3D Smart LED HDTV (Certified Refurbished) This Certified Refurbished product is tested & certified by Samsung to look and work like-new. The product includes all original accessories, and is backed by a 90 day warranty. Refresh Rate: 120Hz (Native); Clear Motion Rate 1440 (Effective)Backlight: LED (Edge-Lit w/Local Dimming) Smart Functionality: Yes - Motion and Voice Control with Camera Accessory (sold separately) Dimensions (W x H x D): TV without stand : 53.6'' x 30.9'' x 1.4'', TV with stand : 53.6'' x 32.5'' x 11.6'' Inputs: 4 HDMI 2.0, 3 USB, 1 Component, 2 Composite