LG OLED77C1 77" 4K Ultra HD (3840x2160) OLED Smart TV77 inches, 2021, 4K Ultra HD (3840x2160), Dolby Digital 5.1, Dolby Digital Plus, Dolby Atmos, OLED evo, OLED, AirPlay, WiDi (Wireless Display), Miracast …, Picture-in-Picture (PiP), Bluetooth, Voice control …, Xvid, MPEG1, MPEG2 …, 16:9, Flat