Synchronous/Asynchronous SolutionMany times our client demand a system that has the advantage of flexibility and high quality display like the synchronization control system,Website: , but at the same time easily handled like the asynchronization control system. In response to that, we now have the SGR Dual-Mode Card which fulfill this demand. The SGR Dual-Mode Card can switch between two modes instantaneously. It suits for use in advertising, exhibiting, presentation,monitoring in public places.Data receiving card has storage for local file display. It also serves as a back-up for synchronization display; when for some reason the signal is interrupted, the screen display will automatically switch to local file, to ensure a continuous display as long as the power is on.Support the concatenation and splice of data receiving card.