LG OLED B4 55" 4K HDR Smart TV UHD 4K 3840 x 2160 OLED Panel, HDR10, HLG, Dolby Vision Compatible, webOS 24 with a8 AI Processor 4K, Settings Auto-Adjust Based on Content, 120 Hz Native Refresh Rate, ALLM, FreeSync Premium, VRR & G-SYNC, 4 x HDMI 2.1 /...