LGB304AE - Black Box GIGABIT ETHERNET (1000-MBPS) SWITCH - (4) 10/100/1000-MBPS COPPER RJ45, 220V AC-

USB-Powered 4-Port Gigabit SwitchPowered through your PC’s USB port so there’s no need to find a spare outlet.- Four autosensing 10-/100-/1000-Mbps ports bring Gigabit speeds to your small network.- Powered through your PC’s USB port so there’s no need to find a spare outlet.- Or use the included AC power supply.- Convenient, compact size is perfect for use in small offices or at home and neatly tucking in back of your PC.- Auto negotiating half-/full-duplex.- Auto-MDI/MDI-X function on all ports, so no need for cross-pinned cables.- Non-blocking, store-and-forward switching method.- Easy-to-see LED indicators enable you to view network status.- Easy plug-and-play operation.