http://www.us.buy.com/retail/product...4806&loc=13083
100BaseTX Hub operates seamlessly with 10BaseT or 10/100 LANs using Fast Ethernet switches.
Stackable to provide a range of options to fit any business environment.
The Superstack II Hub 100 management unit manages an entire stack of Hubs using standard based SNMP.
Award winning support and warranty from 3COM