NetGear ProSafe (GS116 v2) 16-Ports External Switch "UNIT ONLY" " "Does not include Adapter". (Uses a 12 V Adapter.) 16 auto-sensing Gigabit ports connects up to 10x faster than Fast Ethernet for maximum performance Small and silent desktop form factor Plug-n-Play connectivity easily installs into any network Energy efficient with up to 60% lower power consumption Auto-switching and auto-sensing 10/100/1000 Mbps Ethernet connection 16 switched ports provide bandwidth for PCs, servers or switches Auto Uplink automatically adjusts for straight-through or crossover cables Supports jumbo frames up to 16 KB Honors TOS/802.1p prioritization Fits neatly into small workspaces - compact, metal case The item may have some signs of cosmetic wear, but is fully operational and functions as intended.Netgear