... memory function, can support RGB,DVI, HDTV, S-VIDEO, NTSC/PAL format signal input resolution, from 640x480 ... to configure the display unit.4.RGB and video windows can be any roaming, overlay, scaling.In ... the splicing screen, all the RGB and Video windows can be any roaming, overlay, zoom ( ... data processing capability is 50 times as board-style big-screen splicing device .All systems are using ...