2-ch HDMI signal input ports and 4-ch HDMI audio output ports. 1 × 3.5 mm audio output port. Standard network video stream decoding: MPEG2, MPEG4, H.264, H.265, SVAC and MJPEG. Video decoding: QCIF, CIF, 2CIF, HD1, D1, 720p, 1080p, 3MP, 5MP, 6MP, 8MP, 12MP and 32MP. Supports controlling the screen switch through the serial port. Supports maximum 2-ch 32MP@25 fps videos, 7-ch 12MP@25 fps, 10-ch 8MP@25 fps videos, 14-ch 6MP@25 fps videos, 18-ch 5MP@25 fps videos, 28-ch 3MP@25 fps videos, 36-ch 1080p@30 fps videos and 144-ch D1@30 fps decoded at the same time. Splits to 1, 4, 6, 8, 9, 16, 25 and 36 windows, and supports M × N custom split. HDMI output port supports 3840 × 2160, 1920 × 1080, 1280 × 1024, 1280 × 720, and 1024 × 768. ONVIF, RTSP, Hikvision and Dahua private protocols. Scheme tour. The background image color can be customized. Supports customizing the resolution output and connecting to the small-pitch LED Splits and synchronizes screens within milliseconds. 1 × 10/100/1000 M self-adaptive Ethernet ports. Enhanced user encryption through MD5 encryption of HTTP, HTTPS and SSL certificates. Also synchronizes Telnet password changing to the user. Standard network protocol and compression algorithm for connections across multiple platforms. Standard and elegant 1U cabinet.