Cisco-Linksys EFAH05W EtherFast 10/100 5-Port Workgroup Hub 5 true 10/100 autosensing ports (dual speed per port) Includes uplink port for joining to other hubs and switches Built-in switched uplink port can send data up to 100 meters Pro-grade hub with 100BaseTX RJ-45 ports Each port automatically adjusts to either 10 Mbps or 100 Mbps speeds