1. HD seamless switching: Supports any combination display, integrated display, single-screen display. 2. Multiple intelligence control: Support Apple IPAD, Android tablet and mobile phone wireless control. Multiple computers can remotely control matrix switching via IP. 3. Seamlessly switch instantly: Seamless switching, no black screen, no splash screen, no delay, feel visual pleasure. 4. card-plug in structure design: With 4 channels per card,  easy to expand, easy to maintain, the host can be compatible with different signals at the same time. 5. Power-off memory function: Power-off memory function with power off site protection. 6. Image adjustment function: Independent adjustment of brightness, contrast, saturation, sharpness, gain adjustment and compensation adjustment of color temperature. 7. Subtitle overlay, volume control: Each input video can be independently superimposed captions, comes with volume control function. 8. On-site automatic adaptation to smart EDID function: Automatic detection resolution of input and output, support for intelligent EDID calculation. 9. Independent audio separation function: All boards support 3.5mm audio independent output.