Cisco Catalyst IE3100 Rugged 4 Ports Manageable Ethernet Switch - Gigabit Ethernet - 10/100/1000Base-T, 1000Base-X - Black - 3 Layer Supported - 2 SFP Slots - 22.50 W Power Consumption - 120 W PoE Budget - Twisted Pair, Optical Fiber - PoE Ports - DIN Rail Mountable, Compact