TRENDnet TEG-S81G 8-Port Gigabit Ethernet Switch for $18.99 shipped.  Here is a screenshot for your reference.  This is a gigabit Ethernet switch that goes up to 1000Mbps and not the typical 100Mbps switch.  This is part of TRENDnet's GREENnet line.  It adjusts voltage as needed to reduce power usage.  Most places have this gigabit switch for about $26.