1. Supports electronic desk card communication, 19 "reinforced 2U shelving aluminum alloy panel chassis, black, input voltage AC 50-60Hz, 220V ± 10% V, input power 750W, external ports with 24 Gigabit Ethernet ports, equipped with network port indicator lights (for each port), supports network interface diagnosis;

2. Equipped with 2 RS232 serial ports, it can be used in conjunction with the desk management control host for electronic desk serial port control;

3. Real time monitoring and display of temperature inside the chassis, intelligent control of cooling fans; Real time monitoring and display of internal PoE power supply voltage; Supporting 1000M bandwidth Ethernet and terminal communication, one device can carry 22 electronic desk cards, which are connected to the expansion host through point-to-point wired connection; Supports dual 1000M bandwidth Ethernet ports, respectively used to connect control hosts and expansion hosts in cascade; The network supports 1000M/100M Ethernet.