HD-D15 asynchronous 640*64 Pixels 4*HUB75E data interface RGB full color led display control card Support 1/32 Scan
https://www.vogueparade.com/shopping/EN/4004/1/1000008428831/hd-d15-asynchronous-64064-pixels-4hub75e-data-interface-rgb-full-color-led-display-control-card-support-132-scan//