System CPU: Intel® Core™ 7th Gen i3 / i5 / i7 Memory: 1 × SO-DIMM slot Up to 32 GB Operating System: Microsoft® Windows 10 / Windows 11/Linux Storage 1 × M.2 2280 M-Key Supports SATA & NVMe SSD Capacity: 128 GB / 256 GB / 512 GB / 1 TB / 2 TB LAN: 2 × RTL8111H Gigabit Ethernet ports Supports PXE Boot & Wake-on-LAN I/O Interface 1 × Power Switch 1 × Power LED, 1 × HDD LED 1 × HDMI 2 × USB 3.0 2 × USB 2.0 2 × LAN 6 × COM Ports COM1 / COM2: RS232 / RS485 (optional) COM3–COM6: RS232 1 × Audio (2-in-1) 1 × 2-Pin Phoenix Terminal (12V DC input) Expansion 1 × M.2 2230 E-Key (Wi-Fi / Bluetooth) 1 × Mini-PCIe Slot (Wi-Fi / 4G Module)