Supports 24*10/100/1000Tx + 2*Gigabit Combo Ports (2*10/100/1000Tx RJ45 & 2*100/1000 SFP Slots)Supports Auto MDI/MDI-X FunctionStore-and-Forward Switching Architecture8K MAC Address Table9.6Kbytes Jumbo Frame SupportSurge Protection: 2, 000 VDC SupportESD Protection: 6, 000 VDC SupportRedundant Power Input Design: 90~264VACBuilt-in 1 Relay Output for Power Failure DetectionIP40 Rugged Metal Case Design1U 19" Rackmount design SupportOperating Temperature Range: -10° to 70° C5-Year Warranty