Specifications Model Year: 2021 Screen size: 55 inch Display Resolution: 3840 x 2160 Backlight Type: Direct LED Backlight Dimming Type: Frame Dimming Picture Processor: 4K HDR Processor X1™ Clarity Enhancement: 4K X-Reality™ PRO Colour Enhancement: Live Colour™ Technology TRILUMINOS PRO™ Contrast Enhancement: Dynamic Contrast Enhancer Object-based HDR remaster Motion Enhancer (Native HZ): Motionflow™ XR 200 (Native 50Hz), Auto mode Video Signal Support: HDMI™ signal:4096x2160p(24,50,60Hz), 3840x2160p(24,25,30,50,60Hz), 1080p(30,50,60Hz), 1080/24p, 1080i(50,60Hz), 720p(30,50,60Hz), 720/24p, 576p, 480p Picture Modes: Vivid, Standard, Cinema, Game, Graphics, Photo, Custom, Dolby Vision Bright, Dolby Vision Dark Sensor: Light Audio Power Output: 10W + 10W Speaker Type: Bass Reflex Speaker X-Balanced Speaker Speaker Configuration: Full Range (Bass Reflex) x 2 Dolby Audio Format Support: Dolby™ Audio, Dolby™ Atmos DTS Audio Format Support: DTS Digital Surround Operating System: Android TV™ On-Board Storage: 16GB Power Consumption (in standby): 0.5 W Power Requirements (Voltage/Frequency): 220 V - 240 V AC 50/60 Hz Accessories: Wallmount Bracket (SU-WL450(Terminal access limitation), SU-WL850(Refer to Country/Area Handling Chart))Depends on country selection