Resolution: 4K Ultra HD (3840X2160) | Refresh Rate: 60 hertz Connectivity: 4 HDMI ports to connect set top box, Blu Ray players, gaming console | 2 USB ports to connect hard drives and other USB devices Sound : 40 Watts Output | Dolby Digital Plus | 4 Ch Smart TV Features : Serif Design | NFC on TV | Ambient Mode+| SmartThings App| Home Cloud | Live Cast | Screen Share | Music System Display: LED Panel | Quantum HDR | Supreme UHD Dimming | 100% color volume Warranty Information: 2 year comprehensive warranty on product (1 year standard warranty and 1 years extended warranty provided by the brand from the date of purchase)