TP-Link JetStream TL-SG3428XF Ethernet Switch - 4 Ports - Manageable - Gigabit Ethernet, 10 Gigabit Ethernet - 10/100/1000Base-T, 10GBase-X - 3 Layer Supported - Modular - 20 SFP Slots - 35.70 W Power Consumption - Twisted Pair, Optical Fiber - 1U High - Rack-mountable: