LG 55NANO86VPA 55-inch Premium Nanocell Cinema Screen Design 4K Cinema HDR webOS Smart TV (LG 55NANO86VPA) - Resolution: 3840 x 2160, Refresh Rate: 100Hz, Display Type: 4K NanoCell, Processor: α7 Gen4 Processor 4K (LM21U), Number of CPUs: Quad, Dimming: Local Dimming, Speakers: 20W (10W per Channel), Channel: 2.0ch, AI Picture, Cinema HDR, Dolby Vision IQ, AI Sound, DOLBY ATMOS, ThinQ, Built-In Magic Remote Control, Connectivity: 4 x HDMI, USB 2 x ( Rear)/1 x (Side), 2 x RF In, Headphone out, LAN, Wifi 802.11ac, Bluetooth V5.0, Operating System (OS): webOS Smart TV