Screen size 55 inches supported internet services netflix, hulu, youtube, and many more connectivity technology yes (wifi5) | yes (wifi5) | yes | yes (bt4.2) | brand samsung resolution 4k display technology qled model name frame qled 4k uhd smart tv refresh rate 120 hz special feature customizable bezel; quantum processor 4k; smart tv tizen, art mode; art store; 100% color volume with quantum dotcustomizable bezel; quantum processor 4k; smart tv tizen, art mode; art store; 100% color volume with quantum dot year 2021