1. 19 "standard rack type server cabinet installation, size 19" standard cabinet 1U height, hardware configuration: industrial motherboard, CPU main frequency 3.2ghz, intelligent acceleration main frequency 3.4GHz, three-level cache 6MB, bus specification 5gt / s, multi-core operation, four cores and four threads;

2. Support HDMI, DVI, VGA and other signal output, any terminal picture output to any display device through this interface;

3. Support 2-screen display. When there are multi-channel synchronous pictures on the large screen, the device can automatically identify and adjust the display window, support single window full screen display, support double window side-by-side display, and support 2-screen split display;

4. When there is no synchronous signal in the venue, the output screen of the output interface is the conference theme, and the background color and font size of the conference theme can be changed according to the requirements of the conference;

5. Support 2-channel HDMI signal input, external signals broadcast pictures to all conference terminals in real time through the 2-channel input interface, and display synchronously, with the delay time no more than 0.6 seconds;

6. The control host can select any one of the two input images to watch synchronously at all terminals in the conference hall, or select any two images to be displayed separately at the conference terminal at the same time;

7. Support audio input. When the external notebook is playing the file with audio, it can decode the audio signal and output it to the conference audio device;

8. Support external signals to all conference terminals on the same screen and display synchronously, and the delay time is not more than 0.5 seconds (external signals include: video signal sent by matrix, computer signal, notebook signal, camera signal, DVD signal, etc.);

9. The embedded system architecture is different from the industrial control chassis + acquisition card assembly structure of similar products in the market, which can eliminate the phenomenon of crash, system infection virus and crash, and is more stable.Background centralized control, one click generation and sending of participants' display information; short message exchange among participants, background broadcast message real-time push; support conference content archiving; video on demand support multiple audio and video formats; support calling all video resources of monitoring platform."