Introducing the Linsn TS921 New Generation LED Screen Sending Card with New Function, the latest addition to our factory's impressive line of high-quality LED display products. This sending card boasts advanced features such as pixel-level brightness and chromaticity correction, making it easy to adjust and customize the display to your exact needs. With support for up to 256x256 pixels per card and a refresh rate of up to 180Hz, the Linsn TS921 is the ideal sending card for large LED displays in stadiums, arenas, and other high-traffic venues. Trust our factory's expertise and commitment to quality when you choose the Linsn TS921 for your next LED display project.