Cisco C1-C2960X-24TS-L Catalyst 2960-x 24, Ethernet Switch, Gigabit Ethernet, Expansion Slots-4, Twisted Pair, Optical Fiber, Network Ports-24, SFP Slots 4, Port / Expansion Slot 24 x Gigabit Ethernet Network, 4 x Gigabit Ethernet Expansion Slot, Network 10/100/1000Base-T, 1000Base-X, Input Voltage 240 V AC. Catalyst 2960-X series Software FeaturesAll 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.