The VX4Sis a professional LED display controller. Besides the function of display control, it also features in powerful front end processing, so an external scalar is no longer needed. With professional interfaces integrated, VX4Swith excellent image quality andflexible image control greatly meet the needs of the broadcast industry, Its friendly in user-interface. so that thedisplay to work has never been as easier and more enjoyable as with Novastar VX4S.