TRENDnet 48-Port 10/100 Mbps Web Smart Switch, Gigabit Uplink Ports, SFP, 17.6 Gbps Switching Capacity, Fanless, Rack Mountable, Lifetime Protection, TEG-2248WS 48 x 10/100 Mbps ports 4 x Gigabit ports and 2 x shared SFP slots 17.6 Gbps switching capacity Advanced Web Smart management support Fanless design reduces energy consumption and operating noise Rack mountable Lifetime TRENDnet Manufacturers Warranty