HDMI Extender, HDMI Matrix Switcher, Multi Viewer manufacturer / supplier in China, offering 3 Modular Cards 4K60 12 in 12 out Seamless Matrix Switching Video Processor, 4K60 3 Modular Cards 12 Input 12 Output Commercial Video Wall Matrix Switcher, 4K60 Multi-Display Synchronization 12 Input 12 Output 3 Modular Cards Processor and so on.