1. System architecture: integrated embedded structure; 1U rack mounted all aluminum chassis; 1 internal 3.5-inch SATA drive slot;
2. Video capture: hardware capture method; Video input interface: HDMI * 5 (choose 2 channels of 4KP30 or 1080P60);
3. Input resolution: 640480~3840 * 2160, supports automatic detection of resolution and frame rate function, not only supports common 4k, 1080P 60/50, 1024x768@60fps Common resolutions such as 1080P25/P30 are also supported
4. Supports 4K H265 or H264 encoding and decoding;  
5. Supports 1 USB 3.0 connected to USB flash drive and portable hard drive, 1 USB 2.0 connected to mouse, allowing direct control of local playback and file export operations without connecting to the network;
6. Support external 13 inch or 23 inch touch screen display of images and touch, achieving the effect of what is seen and what is obtained in the broadcast; Supports VGA and 2 HDMI outputs, with HDMI supporting 4KP60 frame output;7. Network flow coal delay:<=1 second;
7. Network flow coal delay:<=1 second;
8. Recording format: MP4;
9. Recording function: synchronous recording/synchronous live streaming/online on-demand/remote guidance/local guidance/interactive recording;
10. Recording mode: Multi stream multi picture (resource mode)/Single stream single picture (movie mode)/Single stream multi picture (picture in picture);
11. Supports decoding of one channel RTSP/TS stream, with a resolution of 4k. The decoded stream can be recorded after guidance, live streaming, and on-demand. It supports full screen display of the decoded stream and separate sound input
12. Support RTMP/http ts/udp ts/rtsp live streaming protocol, embedded RTMP server function, and can directly implement web live streaming without installing server software such as FMS/Red5;
13. Supports watching live streams directly through the browser without installing plugins, and supports HTML5 on-demand playback;
14. Provide remote broadcasting software that can monitor 4 screens in real time and broadcast a real-time broadcasting stream, record in real time, and support webpage button broadcasting at the same time;
15. Support stacking 4 lines of subtitles, each line of subtitles can be set with switches, font size, color, coordinates, and can support both Chinese and English;
16. Support transparent background logo image overlay and automatic overlay of opening and ending credits;
17. Each recorded file and live stream supports 1080p60 frames per second H265 or H264 encoding, doubling the frame rate can greatly improve the effect and completely eliminate frame cutting phenomenon; HDMI supports 4K resolution for live streaming, recording, and on-demand playback;
18. Support recording at startup, automatically overwrite old files in a loop when the hard drive is full, support automatic segmentation and adjustable segmentation time, fully realizing unmanned fully automatic recording and playback; Support automatic FTP upload to the FTP server with the required account and password;
19. The program is solidified in the built-in chip, stable, and uses an embedded Linux system without poisoning. It can be powered off and turned on for a long time at any time. Users can install the hard drive themselves, completely eliminating after-sales troubles; Support real-time protection for MP4 recording, with automatic recovery of power off files;
20. Support multi-level user management, divided into administrator users and general users;
21. Provide Android and Apple versions of the app, with users and passwords set by the administrator, supporting over 200 users. The app supports real-time live streaming and VOD playback, with an end-to-end delay of less than 3 seconds. The viewing page can be directly switched to any channel for viewing;