Cisco Business CBS250-48T-4X Ethernet Switch - 48 Ports - Manageable - Gigabit Ethernet, 10 Gigabit Ethernet - 10/100/1000Base-T, 10GBase-X - 3 Layer Supported - Modular - Power Supply - 51.01 W Power Consumption - Twisted Pair, Optical Fiber - Lifetime Limited Warranty: