This compact portable Fast Ethernet switch enables easy network expansion and can be powered from a USB port. Autosensing 10-/100-Mbps ports. Autonegotiating 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. Compact so you can tuck it neatly in the back of your PC.