8 1000M combo ports of 100/1000Base-X SFP or 10/100/1000Base-TX, 24 1000Base-X SFP ports, 16 10/100/1000Base-TX RJ45 ports, 100-240VAC/110-220VDC(85-264VAC/77-300VDC) dual redundant power supplies ,with protective coating for printed board assemblies