TRENDnet 52-Port Gigabit Web Smart Switch with 10G SFP+ Ports, TEG-3524S, 48 x Gigabit Ports, 4 x 10G SFP+ Ports, Network Ethernet Switch, Lifetime Protection, Black - 48 Ports - Manageable - Gigabit Ethernet, 10 Gigabit Ethernet - 1000Base-T, 10GBase-X - 3 Layer Supported - Modular - 20.85 W Power Consumption - Twisted Pair, Optical Fiber - Rack-mountable - Lifetime Limited Warranty: