Description display screen size 50 resolution 3,840 x 2,160 screen curvature n/a video picture engine crystal processor 4k pqi (picture quality index) 2100 hdr (high dynamic range) hdr hdr 10+ support hlg (hybrid log gamma) yes contrast mega contrast viewing angle n/a colour dynamic crystal color micro dimming uhd dimming auto depth enhancer n/a contrast enhancer yes auto motion plus yes film mode yes natural mode support yes audio dolby digital plus yes dolby 5.1 decoder n/a object tracking sound n/a q-symphony q-symphony audio pre-selection descriptor n/a hole array speaker n/a sound output (rms) 20w speaker type 2ch woofer n/a multiroom link yes bluetooth audio yes smart service samsung smart tv smart operating system tizen bixby us english, uk english, india english, korean, french, german, italian, spanish, portuguese (features vary by language) voice interaction n/a far-field voice interaction n/a multi voice assistant yes