| Interface Type | Specifications |
|---|---|
| Ethernet | 1×10/100M RJ45 (Supports VNC, FTP, Remote Monitoring) |
| Serial Ports | COM1: RS-232/485 2W/4W; COM2: RS-232; COM3: RS-232/485 2W |
| USB | 1×USB 1.1 Host (USB flash drive/mouse), 1×Mini USB 2.0 Client (program download) |
| Storage | 1×SD/SDHC card slot (maximum 32GB) |
| Audio | Line-out (alarm notification) |