Network Interface 24 RJ-45 connectors for 10BASE-T/100BASE-TX Standards and Protocols 802.3 10BASE-T Ethernet 802.3u 100BASE-TX Fast Ethernet 802.3z Gigabit Ethernet 802.3x flow control 802.1p priority 802.3az, Energy Efficient Ethernet Jumbo Frame 9216 bytes LED Indicators System/PWR, Link/Activity, 100M,* Gigabit,* PoE 100-240VAC, 50-60 Hz, internal, universal Power Supply 100-240VAC, 50-60 Hz, internal, universal Environment Operating temperature : 32° to 104°F (0° to 40°C) Storage temperature : -4° to 158°F (-20° to 70°C) Operating humidity : 10% to 90%, relative, non-condensing Storage humidity : 10% to 90%, relative, non-condensing Certifications UL (UL 60950), CSA (CSA 22.2), CE mark, FCC Part 15 (CFR 47)Class A