8-port 10/100/1000BASE-T RJ45 with auto MDI/MDI-X function. 2 SFP slots, supporting 1000BASE-X and 100BASE-FX transceiver type auto-detection. IP30 metal case protection. DIN rail and wall mount design. Redundant Power Design: 12 to 48V DC, redundant power with polarity reverse protect function; AC 24V power adapter acceptable. Supports 6000V DC Ethernet ESD protection. -40 to 75º C operating temperature. Supports Energy-Efficient Ethernet (EEE) function (IEEE 802.3az).