Powered 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.