Aptly named "The Wall", Samsung's 146" TV is a marvel. It's the world's first modular MicroLED TV and while it's huge, it's really the technology behind it that has us more excited. You may have heard of MicroLED as a potential future replacement of OLED (on phones and elsewhere). It is similar in that each pixel is its own light so it offers perfect black levels (and doesn't need a backlight like LCD, no color filters either). On top of that it will offer superior brightness, power efficiency and (more importantly) longer life than current OLED displays. Samsung used micrometer-scale...
Source: https://www.gsmarena.com/samsung_the_wall_a_146_tv_with_microled_display-news-29039.php