Cisco WS-C2960X-48FPD-L, Network Ports-48, Port 48 x Gigabit Ethernet Network, 2 x 10 Gigabit Ethernet Expansion Slot, Twisted Pair, Gigabit Ethernet, 10 Gigabit Ethernet, Network 10/100/1000Base-T, Expansion Slots-2, SFP+ Slots-2, Standard Memory 512 MB, DRAM, Flash Memory128 MB, MTBF 233370 Hour, Input 110 V AC, 220 V AC. All Catalyst 2960-X Series Switches use a single Universal Cisco IOS Software Image for all SKUs. Depending on the switch model, the Cisco IOS image automatically configures either the LAN Lite, LAN Base, or IP Lite feature set.